SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
y
u, , i, , o, , !0!0, , !1!1, , !2!2
!6!6, , !7!7 !4!4, , !5!5!3!3
J51
1 2 3 4 5 6 7 8 9 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
J45 12 J21
1 2 3 4 5 6 7 8 9 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
J71 1 2 3 4 5 6 7 8 9 10
11
1213
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
3435
36
37
38
39
40
J101
1 2 3 4 5 6 7 8 9 10
11
12
J771
1
1
2
233 44
5
5
6
6
77 88
9
9
10
10
1111 1212
1313
J691
J601
123
4
J752 12
34J761 1234
56
J751
P4
J8
J1801
12345678910
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
J1001
J301
1 2 3 4 5 6 7 8 9 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
J1
12345678910
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
12
34
J331 1 2 3 4
J12
1 2 3 4
J1
J1311
12345678910
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
J201
J101
J1431
P4
J1001
J1071
P4 P4
P4 P4
J961
P4 P4
J801
J101
SP1
J601
12345678910
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
J2
12345678910
11
12
1314
J4211234
56
J1802
1 2 3 4
J1803
1234
POCV
FORLP
14V
EALC
DSHK
HSENI
IDL
DRESH
GND
ICCV
MCK
GND
MSTB1
DRIV
3R3V
NC
GND
SKYS
8V
NC
MDAT
NC
FAN
8V
NC
NC
GND
ALCL
TXS
REFLP
GND
VDD(3R3V)
GND
GND
SDCD
NC
SDDAT1
SDDAT3
SDCMD
SDWP
SDCLK
SDDAT2
SDDAT0
[ACC]
CIV
[REMOTE]
CIVE
USB-
[USB]
PHG
MICI
MICE
PHO
FAN+
FAN-
SPO
NC
NC
NC
NC
NC
SPO
SPE
[EXT-SP]
USB+
SPO
SPE
RF
TSTB4
RFCNT(EXT)
3R3V
GND
TCLK
CNTRS(EXT)
TSTB1
GND
14V
14V
NC
NC
PHASEI
SWRL
14V
GND
GND
GND
TSTB2
IMPI
NC
3R3V
GND
NC
TPWRL
IREFV
TOE
TSTB3
GND
TDAT
14V
GND
ESTA
EKEY
14V
PSTB
14V
FORLP
NC
REFLP
14V
START
GND
GND
14V
KEY
GND
HFID2V
GND
HV
HFID1V
14V
14V
GND
GND
IDL
14V
14V
TXS
HV
MCK
THML
DRESH
14V
NC
GND
PWRS
MDAT
3R3V
DRIDV
HV
GND
14V
GND
HV
HV
GND
GND
GND
NC
SKYS
DSHK
EALC
GND
HSENI
GND
ICCV
DSHK
GND
NC
NC
GND
14V
TXS
8V
MSTB1
POCV
HSENI
EALC
DRESH
NC
GND
DRIV
IDL
GND
MCK
3R3V
SKYS
MDAT
ALCL
REFLP
GND
NC
NC
FORLP
8V
TDAT
PHASEI
3R3V
14V
3R3V
SWRL
TOE
TSTB1
CNTRS(EXT)
NC
GND
GND
GND
TCLK
TSTB3
GND
NC
TSTB2
NC
GND
14V
IMPI
TPWRL
14V
RFCNT(EXT)
GND
GND
NC
IREFV
TSTB4
14V
PWRS
HFID2V
GND
GND
FORLP
14V
DRESH
14V
MDAT
GND
14V
START
14V
TXS
14V
HFID1V
3R3V
KEY
GND
14V
GND
PSTB
HV
NC
HV
DRIDV
14V
REFLP
IDL
14V
MCK
GND
GND
GND
HV
GND
NC
14V
THML
MAIN UNIT
TXRF
RXRF
[ALC] [SEND] [ELE-KEY] [TUNER] [DC]
TUNER UNITPA UNITRF UNIT
[ANT]
CHASSISSP
W15
GND
LCD_R6
LCD_B4
LCD_G4
LCD_R7
LCD_B6
5V
GND
LCD_R5
LCD_HS
LRXD
FRES
GND
LCD_ON
LCD_B5
3R3V
3R3V
8V
LCD_VS
PWRK
LCD_R3
NC
GND
LCD_B3
LCD_R4
8V
LCD_DE
LCD_G7
LCD_G2
LCD_B7
LCD_G5
8V
LCD_G3
NC
NC
LCD_G6
GND
3R3V
LCD_CLK
LTXD
FRONT UNIT
SDCLK
VDD(3R3V)
GND
SDDAT2
SDWP
SDDAT1
SDDAT0
SDCMD
NC
SDDAT3
SDCD
GND
LCD_B5
LCD_B7
LCD_R7
LCD_ON
LCD_R6
NC
3R3V
LTXD
LCD_R3
8V
LCD_G5
LCD_G4
GND
LCD_B4
LCD_G6
LRXD
3R3V
NC
GND
LCD_DE
8V
LCD_R5
GND
8V
GND
LCD_G7
5V
FRES
LCD_G3
LCD_HS
3R3V
LCD_VS
LCD_B3
GND
LCD_G2
LCD_B6
NC
LCD_CLK
PWRK
LCD_R4
W21 W22 W23
W24 W25
RF
RF
TXRF TXRF
RXRF RXRF
q
GENRAL WIRING (GENRAL WIRING-1)
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
w
J101
12345678910
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
4142
J451
123456789
10
J421
1234
56
J601
12345678910111213141516171819202122232425262728293031323334353637383940
J2
123456789101112
13
14
J71
123456
J61
123456
J51
123456
J201
1234
56
J1
123456
78
J1
123456
78
J1
123456
78
J2
12345678910
J2
1234
P1
1234
P1
1234
J401
1234
56
J2
1234
R1
R6
B6
G3
DISP
B0
XR
VLED-
R2
B2
R7
B7
G4
HSYNC
B1
YD
GND
R3
B3
G0
GND
G5
VSYNC
XL
VDD
R4
B4
G1
GND
G6
DE
YU
R0
R5
VLED+
B5
G2
CLK
G7
NC
DS1(LCD)
MUDL
MICI
SQLSPSEND
8VAFO
GND
PSEND
MICEGND
MICI
PHO
MICEPHOE
PHOPHK
PHOEGND
PBABK
PBBBK
PCLEKPBAAK
PBBAK
GND
MFK
MFDBK
MFDAK
RIT BOARD
PBT BOARD
VR BOARD RFLAFL
GNDGND
PHONEBOARD
MIC BOARD
FRONT UNIT
LCD_B5
LCD_CLK
PWRK
GND
LCD_R4
LCD_B6LCD_B7
LRXD
NC3R3V
LTXD
LCD_R3
LCD_R6
8V
5V
LCD_G5
FRES
LCD_G6
3R3V
NC
LCD_B4
LCD_DE
GND
8V
GND
GND
8V
GND
LCD_G4
LCD_G7
LCD_R5
LCD_G3
LCD_ON
3R3V
LCD_VS
LCD_B3
LCD_R7LCD_G2
LCD_HS
NC
GND
SDCMD
SDDAT2
NC
SDWP
SDDAT3
SDCLK
SDDAT1SDCD
VDD(3R3V)
SDDAT0GNDSD BOARD
GND
NC
GND
3R3V3R3V
GNDMAINDAKMAINDBK5V
[MAIN DIAL]
PBABK
GNDPBBBK
PCLEKPBAAK
PBBAK
RFL
3R3V3R3V
GNDGND
AFL
PHOE
PHKPHOGND
MFDBK
MFDAK
GND
NCMFK
GND
MUDLSQLS
GND
MICI
MICE
8V
PSEND
AFO
GND
GND
W1
W2
W3
W4
To the MAIN UNIT
To the MAIN UNIT
To the MAIN UNIT
DISPLAY BOARD
y
GENRAL WIRING (GENRAL WIRING-2)
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
e
ALC-CTRL
Q3275/Q32762SK3018/KTC4075
LDTC143EEQ101
SWCTRL
HPR2S
ALCL
ATT
ALCAMP
PREAMP
2SC3356Q1211Q1212/Q1213 LDTC143 x2
LPF
FORLP
PHASEI
POCV
HATOF13
PHASEDET
ALCAMP
HSENI
SWRDET
EALC
HAT13
EALCALCAMP
B0
REFLPAPCAMP
SW
ALC-CTRL
Q3275/Q32762SK3018/KTC4075
BUFF SWRL
ANTENNA
APCAMP
ALC
NASBS
ICCV
ATT
YGRAMP
BGA2866IC1031
IDL
METER AMP
HPR1S
IMPI
AMS
BUFF
HPOF13
RF
SW11
DRIDV
LPF
SW11
THML
LPF
SW11
DRIVEAMP
CTRL
Q771-Q777LDTC143 x7Q781-Q787LDTA123 x7
LPF
HFID1V
L5
J200121234
BIAS
L6
SW11
SW11
PWRAMP
Q131/Q132RD70HVF1 x2
L4
SW11
HFID2V
L1
LPF
BIAS
+9REG SW11
BIAS
SW11
HEATSENS
SW11
SW11
DRIVEPRE
LPF
SW11
SW11
SW11
L7
L2
T9V
EKEYESTA
LPF
LPF
L3
SW11
[DC 13.8V]
REVERSECONNECTPROTECT
IDL
IDDET
SW12
PWRS CTRL
1 2
BIAS
RFAMP
T9V
ATT
D961/D962LRB751Sx2
PWR/SWRDET
FORLPBUFF
BUFFREFLP
DRESH
SN74AHC595PWx3IC1301-IC1303
I/OEXP
HATOFSHATTS
HPR2S
HPOFSHPR1S
B0SB1S
B3SB2S
B7SB6SB5SB4S
B8S
SKYS
J851
BU2092FVx4IC2811-IC2841I/O
EXP
IREFV
DSHK
MUTE
T9V
LPF
T9V
PIN
D1021
ATT
BAP70Q
ALC
PIN
D1041
ATT
BAP70Q
SN74AHC595PWIC751
I/OEXP
HPF
RPPS
ATT
DRIV+5VREG
XC6209F502MRIC1061
TXS
CTRL
Q1061/Q1062LDTA114/LDTC143
CTRL
TXS
T9V
SW11 SW11
SW11
T/R
Q778LDTC143
CTRL
CTRL
Q1111-Q1261LDTC143 x15
CTRL
Q1098/Q1110LDTC143/LDTA114
HATTS
HATOFS
HPOFS
HAT13
HATOF13
HPON13
CTRL
Q1097/Q1099LDTC143/LDTA114
CTRL
Q1096/Q1095LDTC143/LDTA114
CTRL
Q1094 LDTA114
CTRL
Q1093 LDTA114D1091 L1SS400
CTRL
Q1092 LDTC143
CTRL
Q1091 LDTC143
HPR1S
HPR2S
HPON13
HPR8
HPON13
HPR8
L6S
L1S
L5SL4SL3S
RPPS
L2S
L7S
B9SB10SB11SB12SB11TXSB12TXS
MUTE
T5V
ATT
DPDDET
BPF
B11
B8
BPF
BPF
B10
BPF
B9
B11TX
B12TX
B12
BPF
BPF
BPF
B1
B7
BPF
BPF
BPF
LPF
B4
B6
BPF
B5
BPF
BPF
B3
BPF
B2
TPWRL
BUFF
BUFF
D1505
IMPDET
Q1612
MMBD452
MMBD452D1271
TUNENET
2SC4116
TUNER UNIT
2SC4116Q1611IC1701
BA2903
MMBD352 X2
HF/50 MHz/70 MHz
D1311/D1312
[SEND]
NJM13403
Q1513
LDTA114LDTC143
IC1502
NJM13403
Q1562
NJM13403
IC1501
L2SA1576
Q1512Q1511
NJM13403
RUM002N02
Q1521
IC1501
NJM2904CRB1IC1501
18dB
IC1501
KTC2875
[ALC]
0.03-1.59 MHz
MCK
14.35-21.45 MHz
0.03-2.0 MHz
2.0-4.0 MHz
RD15HVF1
14V
IC221
PA UNIT
21.45-33.0 MHzPSTB
BA09FP
MDAT
DRESHL1-L7
P9V
33.0-76 MHz
Q111
7.3-14.35 MHz
RD01MUS2Q121
[TUNER]
4.0-7.3 MHzP9V
D202DF30SC4M
INA199A2
TJ50S06M3L
14V
Q221
Q222RUM002N02
HV
2SK2854Q101
3dB
NJM2904CRB1
IC981NJM2904CRB1
IC981
MDAT/MCK/MSTB1
TDAT/TCLK/TOETSTB1-TSTB4
[ELEC-KEY]
fc=76 MHz
Q811
D811/D812BAR64
KTC2875
To the MAIN UNIT
1.60-74.80 MHz
Q1571 L2SC4081
P9V
IC1701BA2903
IC211
LDTC143/LDTA114Q341/Q342
x2
Q1051
D1051/D1052BAR64
L2SC4081
B0-B12TXB0S-B12TXS
8V
L1S-L7S
LDTA114Q1561
Q1001 LDTC143D1001 1SV308
130dB
50.00-54.00 MHz
22.00-29.99 MHz
50.00-54.00 MHz(TX)
30.00-49.99 MHz54.01-69.99 MHz
70.00-74.80 MHz
70.00-72.00 MHz(TX)
15.00-21.99 MHz
2.00-2.99 MHz
4.50-6.49 MHz
10.00-14.99 MHz
3.00-4.49 MHz
1.60-1.99 MHz
8.00-9.99 MHz
6.50-7.99 MHz
1.60-30.00 MHz
POWER DET
D1201MMBD452
NATT2SNATT2R
NATT1SNATT1R
NJM2904CRB1
IC1901NJM2904CRB1
IC1901
x2
RF UNIT
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
r
PCM2901EIC661
USBCODEC
AMOD
UMOD
A/D
SN74AHC1G32IC662
BIASCTRL
SPS
MICAMP
CP2102GMRIC641
USBBRIDGE
D/A
ISL5857IAZIC1331
D/A
LRXD
PWRS
EEPROM
GT24C128BIC351
PIN
D1251
ATT
BAP70Q
DRESH
AAF
IREFV
BUFF
TC74VHC04FTIC701
CR-1017X301
RESET
NJU7704F3IC371
AFAMP
TC7S66FUIC681
DC-DC
DCAMP
UPWS
USQLS
SW12
IFAMP
CR-1020X661
(12.000 MHz)
A/D
LPF
REFV
CR-1019X621
(6.000 MHz)
AGC
AMP
BUFF
TC74VHC04FTIC701
CI-VI/F
L2SA1576Q712Q711 L2SC4081
AFO
ASQLSHTRAS
BUFF
UMODS
LPF
MICI
SW11
NJU7704F3IC361
VDET
UMODTXSRXSRTKIHSENI
SW
IC691TC7W66FU
AAF
AFAMP
UCLKS
RX-8803LC
RTC
IC381
EN25Q64IC391
FLASHMEMORY
FANV
UCLKS
BUFF
NJM2904CRB1IC125
FSKSW
Q1106KTC4075
UPWS
FANV
VBUS
FANCTRL
HFID2VP
HFID1V
HFID2V
HFID1VP
RF
BUFF
NJM2904CRB1IC135
BUFF
NJM2904CRB1IC135
TPCF8107Q746
SW
Q747 RUE002N02
START
TC74VHC04IC701
TUNERI/F
Q852 LDTC143Q851 LDTA114
HTRAS
ASQLS
SP1
AFONS
J101
SQLSW
DC-DCSPS
SENDSW
ICCV
DC-DC
AMOD
HSENI J751
123 4
DC-DC
USBHUB
PWRS
D/A
+3REG
A/D
+3REG
CI-VI/F
L2SA1576Q692Q691 L2SC4081
RTKI
HFID2V
J1302
123456789
10111213
D/A
HFID1V
BANV
UMODS DIDV
EALC
BANVREFV
POCV
PWRK
R2A20169SAIC121I/OEXP
IC141 SN74AHC595PW
AAF
KEY
EN25QH32A-104HIPIC902
FLASHMEMORY
CR-1021X901
D/A
LTXD
USQLS
J611
DCAMP
DCAMP
LPF
IC241BACK-UPCTRL
XC6222A321
DCAMP +3V
REG
XC6209F332MRIC611
+8VREG
NJM7808DL1AIC271
+2.5VREG
TLV70025DCKRIC231
VDLIDL
BUFF
NJM2904CRB1IC151
REFLP BUFF
NJM2904CRB1IC151
REFL_
FORL_FORLP
DRIVPBUFF
NJM2904CRB1IC125
DRIV
RZR040P01
SW
Q111Q112 LDTC143
LDTC143Q643
SW VBUS
LDTA114Q645
SW
LDTA114Q644
SW
AFONS
+5VREG
XC6209F502MRIC961
LVDSDRIVESN65LVDS1DBV
IC1212
BPFXTAL AMP
IC1221SN74LVC1G04DCK
DRIV
+8VREG
NJM7808DL1AIC276
LDTC143Q642
SW
+3REG
IC1325XC6209F332MR
+3REG
IC1318BA033FP
AGCV
+5VREG
XC6209F502MRIC1241
+3REG
IC1321XC6209F332MR
FTXS
LDTC143Q1234
SW
Q1235 LDTA114
LDTC143Q1231
SW
Q1232 LDTA114
FRXS
S-RAM
IC140123LC1024T
FTXSFRXS50RTS70RTS
MAIN
HV
PCM1802
MDAT/MCK
H3R3V
3R3V
TPS62110
TPS62110
H3R3V
8V
5V
ADP2370ACPZ
RESET
IF-DSP
(12.288 MHz)
DCCLK
TMS320C6745
CPU
PCM1754
MSTB2
ECK/EDT
/MSTB1/PSTB
14V
R7S721000VCFP
(48 MHz)
IC1001
IC971
IC201
IC221
IC261
IC901
HSK0/HSK1/DRESD/FRWT
IC301
MAIN UNIT
DSPCK/DSPR/FRM/BCLK
/DSTB
2R5V
1R2V
TPS62110
IC211XC6222A331
IC216XC6222A331
IC251
FPGA
IC1351
L2SA1576
41.344 MHz
(41.344 MHz)
EP4CE55F23I7N
2SC3356Q1202Q1201
CR-932
DACLK
X1201
SN74AHC1GU04DCKIC1211
FAN
DSC7004SQ45
RTC_IRQ/RTC_SCL/RTC_SDA
IC721TS462CPT
IC992
MP7741
IC1003
NJM2904CRB1
Q1001 IC1002TS462CPTTC7W53FK
IC972
LDTC114
IC1002
IC992
TS462CPT
SCPCK/SCPR/SCPX/SCPSS
START/KEYTCON/ESTA/EKEY
5.BAND
10.FSKK
3.HSEND
14V
13.SQLS
NJM2904CRB1 4.START
Q821
7.NC
11.MOD
Q831
1.8V
LDTC143
2.GND
LDTA114Q802
ACC8V
Q801
IC791
Q803
L2SC4081
9.KEY
6.ALC[ACC]
DSC7004S
12.AF
L2SC4081
8.14V
FPDX/FPSR/FPSX
[EXT-SP]
[SP]
TR SW
TR SW
LDTC143
LDTC143
USB3R3V
IC621
Q661
Q641
TUSB2046BIVFR
[REMOTE]
H4V
[USB]
SDPWS
To the SD UNIT
To the RF UNIT
CRXD/CBSY
CTXD
HV PDV
UDTXD/UDRXD/UDBSY
DR_AF/DR_RSV/DX_REC/DX_FMT
LCD_R3-R7/LCD_G2-G7/LCD_B3-B7LCD_DE/LCD_VS/LCD_HS/LCD_ON/LCD_CLK
TO FRONT
TO PA
CIV
IC991PCM1754
TS462CPT
NJM2904CRB1IC9725V
H4V
NJM2904CRB1IC791
5V
H1R18V
DCCLK
TSTB1-TSTB4TDAT/TCLK/TOE
TPWRL/IMPI/SWRL/PHASEITo the TUNER UNIT
VDD
SFLSS/SFLCK/SFLD0SLFD1/SFLD2/SFLD3
H3R3V
H3R3V
H3R3V
USKI
USSENI
Q972 L2SC4081
L2SC4081Q971
AD5V8V
124.033 MHz
F8V
/DCCLK
DSHK/SKYS/ALCL
FPX_AGC/FPX_DET/FPR_MOD/MCLK/FPCAL/DFR_MOD/DFX_DET/DFX_AGC/CFG/CAL/STAT/FPRES/DONE/SPDO/SPCK/RSSI
/FPCAL/BCLK/FRM/MCLKFPX_AGC/FPX_DET/FPR_MOD
SPCS/SPCK/SPDO/SPDI
H3R3V USSPD
5V RFD3R3V
RFA3R3V
8V
8V
8V
8V
FFCLK/FFCSFFDO/FFDI
SDWP/SDCD/SDDAT1/SDDAT0SDCLK/SDCMD/SDDAT3/SDDAT2
/DCCLK
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
t
LRXD
S22
LCD
2SB1132L
LIMITER
Q462Q461 L2SA1576AR
LCDLIGHT
LTXD
AFO
SENDSW
DSC7004SQ492Q493 LDTA114Q491 L2SC4081
TW-CTRL
IC152UC6528
PWRK
TPS61161ADRVIC101
LCDLIGHTCTRL
LCD-TW
FRES
SQL
LDTC143ZEQ481
CTRL
Q1LDTC143ZE
HT-191UYG
DS1
R
G
SEC2462C
DS1107
AFE
CTRL
Q3LDTC143ZE
CTRL
Q2LDTC143ZE
J1
1
2
34
5
6
7
8
MICI
MICE
J1
EX-2500
[TUNER]
PUSH-SWs
FSENI
[P.AMP/ATT]
DISPLAY BOARD
FSQS
[QUICK]
FLRXD
CPU
PBAAK/PBABK/PBBAK/PBBBK/PCLEK
[POWER KEY]
FLTXD
FRONT
MAINDAK/MAINDBK
PWRK
[SCOPE]
[TS]
FTRAS
[AUTO_TUNE]
FUDL
[RIT]
3R3V
[NOTCH][NB]
PWRK
[MENU]
[NR]
8V
[SET]
BKLV
TDS
RDS
R5F104LCAFBIC501
FRONT UNIT
SD BOARD
PBT BOARD
[RF/SQL]
[AF GAIN]
SDWP/SDCD/SDDAT1/SDDAT0
VDD
SDCLK/SDCMD/SDDAT3/SDDAT2
[TRANSMIT]
[CLEAR] [dTX]
[CLEAR][SPEECH/LOCK]
[SPLIT]
[A/B]
[V/M]
[M-CH DN][MP]
MAIN DIAL
RFL/AFL
TWDCLC/TWCS/TWDTXTWBUSY/TWDRX/TWPIRQ
R3-R7/G2-G7/B3-B7DE/VSYNC/HSYNC/CLK/DISP
PHK
[XFC]
GND
MIC U/D
MIC
+8V
SQLPTT
MICE
5V
PWRDS
DS1(LCD)
VLED-/VLED+
To the MAIN UNIT
3R3V
VR BOARD
RIT BOARDMFDAK/MFDBK/MFK
PHONE BOARD
MIC BOARD
AF OUT
[M-CH UP]
XR/YD/XL/YU
3R3V
MICI
MICE
FROM MAIN
To the MAIN UNIT
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
y
FRONT UNIT
R5F104LCAFBIC501
P120/ANI19/VCOUT01
P43/(INTP9)2
P42/(INTP8)3
P41/(TRJIO0)4
P40/TOOL05
RESET6
P124/XT2/EXCLKS7
P123/XT18
P137/INTP09
P122/X2/EXCLK10
P121/X111
REGC12
VSS13
EVSS014
VDD15
EVDD016
P60/SCLA0
17
P61/SDAA0
18
P62/SSI00
19
P63
20
P31/TI03/TO03/INTP4/(PCLBUZ0)/(TRJIO0)
21
P77/KR7/INTP11/(TxD2)
22
P76/KR6/INTP10/(RxD2)
23
P75/KR5/INTP9/SCK01/SCL01
24
P74/KR4/INTP8/SI01/SDA01
25
P73/KR3/SO01
26
P72/KR2/SO21
27
P71/KR1/SI21/SDA21
28
P70/KR0/SCK21/SCL21
29
P06/(INTP11)/(TRJIO0)
30
P05/(INTP10)
31
P30/INTP3/RTC1HZ/SCK00/SCL00/TRJO0
32
P50/INTP1/SI00/RxD0/TOOLRxD/SDA00/TRGIOA/(TRJO0) 33P51/INTP2/SO00/TxD0/TOOLTxD/TRGIOB 34P52/(INTP1) 35P53/(INTP2) 36P54/(INTP3) 37P55/(PCLBUZ1)/(SCK00)/(INTP4) 38P17/TI02/TO02/TRDIOA0/TRDCLK/IVCMP0 /(SO00)/(TxD0) 39P16/TI01/TO01/INTP5/TRDIOC0/IVREF0/(SI00)/(RxD0) 40P15/SCK20/SCL20/TRDIOB0/(SDAA0) 41P14/RxD2/SI20/SDA20/TRDIOD0/(SCLA0) 42P13/TxD2/SO20/TRDIOA1/IVCMP1 43P12/SO11/TRDIOB1/IVREF1/(INTP5)/(TxD0_1) 44P11/SI11/SDA11/TRDIOC1/(RxD0_1) 45P10/SCK11/SCL11/TRDIOD1 46P146 47P147/ANI18/VCOUT1 48
P27/ANI7
49
P26/ANI6
50
P25/ANI5
51
P24/ANI4
52
P23/ANI3/ANO1
53
P22/ANI2/ANO0
54
P21/ANI1/AVREFM
55
P20/ANI0/AVREFP
56
P130
57
P04/SCK10/SCL10
58
P03/ANI16/SI10/RxD1/SDA10
59
P02/ANI17/SO10/TxD1
60
P01/TO00/TRGCLKB/TRJIO0
61
P00/TI00/TRGCLKA/(TRJO0)
62
P141/PCLBUZ1/INTP7
63
P140/PCLBUZ0/INTP6
64
LS37J2
S1
LS37J2
S2
LS37J2
S3
LS37J2
S4
LS37J2
S5
LS37J2
S6
LS37J2
S7
LS37J2
S8
LS37J2
S9
LS37J2
S10
LS37J2
S11
LS37J2
S12
LS37J2
S13
LS37J2
S14
LS37J2
S15
LS37J2
S16
LS37J2
S17
LS37J2
S18
LS37J2
S19
LS37J2
S20
LS37J2
S21
LS37J2
S22
LS37J2
S23
LS37J2
S24
LS37J2
S25
J51
1 23 45 6
J61
1 23 45 6
J71
123456
DB2141300L
D101
TPS61161ADRVIC101
1 FB2 COMP3 GND 4SW
5CTRL
6VIN
7
0.22
C101
1
C102
1
C103
8.2
R101
15
R102
UC6528XBNQ4G
IC152 1BUSY
2DIN
3CS
4DCLK
5 AVDD6 X+7 Y+8 X-
9Y-
10
VSS
11
IN3
12
IN4
13VREF
14DVDD
15PENIRQ
16DOUT
17
0.1
C151
0.1
C152
22U
L101
6.8K
R11
2.2K
R12
4.7K
R13
15K
R14
6.8K
R41
15K
R44
4.7K
R43
2.2K
R42
6.8K
R31
2.2K
R32
4.7K
R33
15K
R34
6.8K
R21
2.2K
R22
4.7K
R23
15K
R24
0.1C502
0.1C503
1C501
1K
R61
1K
R62
0.1
C61
0.1
C62
HT-191UYG
DS1
J601
1 23 45 67 89 1011 1213 1415 1617 1819 2021 2223 2425 2627 2829 3031 3233 3435 3637 3839 40
J301
1 23 45 6
HR
YG
YGHR411
DS2
330
R3100
R2
100
R1
J201
1234
56
47KR202
82KR201
47KR204
82KR203
J451
123456789
10
MPZ2012S601A x4EP451EP452
2.2K
R471
47K
R472
0.01
C471
EP453
MMZ1005S601CT
EP454
LDTA114EE
Q493
150
R496DSC7004S0Q492
15K
R493
33K
R492
L1SS400
D491
0.01
C491
L2SC4081Q491
10K
R495
MMZ1005S601CT
EP457
EP456
MPZ2012S601AEP401
MPZ2012S601AEP402
10K
R301
10K
R481
J101
12345678910
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
4142
22R601
22R602
22R603
22R604
22R605
22R606
22R607
22R608
22R609
22R610
22R624
100R611
22R612
22R613
22R614
22R615
22R616
22R617
22R618
22R619
22R620
22R621
22R622
22R623
100R625
0.1
C626
0.1
C628
0.01
C625
0.01
C611
2.2
C403
4.7K
R491
100K
R402
LRB706F
D472
LRB706F
D401
LRB751S
D471
LDTC143ZE
Q481
1KR51
1KR52
1KR53
1KR54
0.01
C51
0.01
C52
0.01
C53
0.01
C54
0.01
C72
0.01
C73 0.01
C71
1KR72
1KR73
1K
R71
LDTC143ZEQ1
100K
R464
0.001
C461
4.7K
R461
4.7
R462
4.7K
R463L2SA1576AR
Q461
LDTC143ZE
Q2
LDTC143ZE
Q3
47K
R494
1K
R302
10K
R501
10K
R504
1K
R303
0.01
C453
0.01
C452
EP455
SHORT
CP451
MPZ1608S601AEP602
0.1
C627
MPZ1608S601AEP601
MPZ1608S601AEP603
0.1
C201
J421
1234
56
47K
R502
10K
R503
22K
R401
47K
R103
J401
1234
56
1KR50
0.01
C50
10
R141
10
R142
10
R143
10
R144
0.001
C141
0.001
C142
0.001
C143
0.001
C144
47U
L102
2SB1132GQ462
MPADK
MENUK
SCPEK
QMENUK
PWRK
TRSK
TUNK
AMPK
TWPIRQTWDRX
TWBUSYTWDTXTWCS
TWDCLC
RFL
XFCK
XFCK
TWPIRQ
TWPIRQ
PWRDSTDSRDS
MAINDBK_MAINDAK_
MAINDAK
KI10
KI11
KI12
KI13
AFL
RFL
KI12
PCLEK
MAINDAKMAINDBK
TWCS
TWBUSY
TWDTX
TWDRX
TWDCLC
FSQS
FTRAS
BKLV
BKLV
R4
R5
R6
G3
G4
G5
G6
G7
B4
B5
B6
CLK
HSYNC
VSYNC
DE
PTT
MUD
PWRK
PHK
MAINDBK
AFL
KI10
PBAB
KPB
BBK
PBAA
KPB
BAK
KI13
MFDAK
MFDBKPWRDS
TDS
RDS
FSENI
SQLS
FUDL
PBAAKPBABK
PBBAKPBBBK
XFCK
QMENUK
MPADK
SCPEK
TRSK
TUNK
AMPK
MFDBK
MFDAK
MFK
KI11
AFO
8V
8V
8V
FLTXDRESETI
VSYNCDISPB7B5B3G6G4G2R6R4
R3R5R7G3G5G7B4B6
CLKHSYNC
DE
5V
5V
MENUK
FLRXD
FLRXD
RESETI
RESETI
DISP
PHK_
3R3V
3R3V3R3V
3R3V
3R3V
PCLE
K
RESETO
MICMICE
TOOL0
R3
R7
G2
B3
B7
[TS][M-CH UP][M-CH DN]
[V/M][A/B][SPLIT]
[RIT] [dTX] [CLEAR]
[XFC]
[AUTO TUNE]
[SPEECH/LOCK][SET][QUICK][MP][MENU]
[NB][NR]
[NOTCH][CLEAR]
[P.AMP/ATT]
[TUNER]
[TRANSMIT]
[POWER]
PBT BOARD
VR BOARD
To the LCD (FRONT UNIT:DS1)
VLED-
GND
VDD
R0
R1
R2
R3
R4
R5
R6
R7
G0
G1
G2
G3
G4
G5
G6
G7
B0
B1
B2
B3
B4
B5
B6
B7
GND
GND
CLK
DISP
HSYNC
VSYNC
DE
NC
XR
YD
XL
YU
[SCOPE]
RITBOARD
To the MAIN UNIT
JTAG
To the MAIN DIAL
To the MAIN UNIT
NCVSSTOOL0RESET_OUTRESET_INVDD
LCD_G4
LCD_B6
LCD_R3
LCD_ON
LCD_G5
3R3V
LCD_B7
LCD_R4
LCD_G6LCD_B3
LCD_R5
LCD_VS
LCD_G2
LCD_G7LCD_B4
GND
LCD_R6
LCD_DE
LCD_G3
LCD_B5LCD_CLK
LCD_R7
3R3V
8V8V
FRES LTXDLRXD PWRK
GND
VLED+
RFLAFLGNDGND
GNDPBABKPBBBK
PBAAKPBBAK
MFKMFDBK
MFDAK
8V NC5V NC
3R3V NC
LCD_HS
GND GND
GND
PCLEK
MMZ1608Y102BT x3
EP5
MMZ1608Y102BT x2EP2
MPZ2012S601A
EP7
J1
1
1
2
2
3
3
4
45 5
6 6
77
8
8
MMZ1608D301BEP9
MPZ2012S601A
EP12
MMZ1608D301B
EP10
EP4
EP3
J2
12345678910
EP11
47P
C8MIC BOARD
PHONE BOARD
0.01
C2
0.01
C3
0.01
C5
0.01
C6
0.01
C7
100P
C4
0.01
C1
SHORTCP1
8VMUDL
MICE
MICI
SQLS
AFO
PSEND
GNDAF OUT
MIC U/D
MIC
+8V
SQLPTT
MICE
J1123456
78
TP90D96AE20S1
1COM 2A
3B
4COM 5A
6B
7 8
PBBAKPBBBK
PBAAKPBABK
GND
PCLEK
[TWIN PBT]
0.01
C404
0.01
C401
1K
R401
100
R404
100
R403
MPZ2012S601A
EP401MPZ2012S601A
EP403MPZ2012S601A
EP402J1
J2
1122334
4
PHOE
PHOGND
PHK
[PHONES]
COM
AB
TP90N00AE20
S1J1
123456
78
MFDAKMFK
MFDBK
GND
GND[RIT]
RV-314
R1
J1123456
78
RFLAFL
3R3V3R3V
GNDGND
[AF-RF/SQL]
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
u
CP121
27R17
SD_CMD
47
C256
100
R78
MCK
0.1
C121
10
C265
27R18
27
R84
SD_D1
100R55
100R10
DSTB
10
C206
SD_CD
0.1
C141
0.1
C21
J51
123456789
101112131415161718192021222324252627282930
47
C254
100
R101
PSTB
MMZ1005B601C
EP121
10
C264
10
C202
MMZ1005A152ETEP11
27
R83
1C252
100
R102
MSTB1
MMZ1005A152ETEP5
AFONS
MAIN-3
MAIN-3
MAIN-4
MAIN-2
0.1
C22
0R221
100R4
PWRS
1
C263
NJM2904CRB1
IC1512
31
MMZ1005A152ETEP6
27
R82
0.1
C23
100R56
TLV70025DCKR
IC2311 IN2 GND3 EN 4NC
5OUT100R15
TXS
10
C266
L1SS400
D151
MMZ1005A152ETEP7
MPZ1608S101A
EP51
J71 1 2 3 4 5 6 7 8 910111213141516171819202122232425262728293031323334353637383940
1C232
100R13
DSHK_
10K
R156
10P
C208
MMZ1005A152ETEP8
27
R80
0.001
C39
J21
123456789
101112131415161718192021222324252627282930
2R5V
100
R73
SKYS_
10
C267
18K
R157
MMZ1005A152ETEP9
10
C204
HTRAS
0.001
C38
27
R104100
R71
ALCL_
1K
R155
MPZ2012S601A
EP201
27
R81
0.001
C37
100R57 2
7R103
THML_
100
R72
4.7K
R153
MMZ1005A152ETEP38
0.001
C36
MPZ1608S601A
EP52
27
R107
REFL_
0.001
C71
1R2V
MMZ1005A152ETEP37
0.001
C35
27
R108
FORL_
0.001C74
1C231
10P
C268
MMZ1005A152ETEP39
DCCLK
0.001
C34
27
R109
IDL_
22PC72
TPS62110RSARIC261
1PGND
2VIN
3VIN
4EN
5 SYNC6 LBO7 LBI8 VINA
9AGND
10
FB
11
GND
12
GND
13PG
14SW
15SW
16PGND
17
100K
R158
MMZ1005A152ETEP36
27
R75
/DCCLK
0.001
C33
27
R105
PHASEI
22PC73
15K
R154
MMZ1005A152ETEP35
LCD_R3
START
0.001
C32
MPZ1608S601A
EP111
TSTB1
H3R3V
0R262
MMZ1005A152ETEP34
LCD_R4
EALC0.001
C31
1K
R113
TSTB2
100K
R132
3R3V
10U
L262
NJM2904CRB1
IC1516
57
MMZ1005A152ETEP33
10
C207
KEY
LCD_R5
SDPWSSDPWS
0.001
C30
TSTB3
100K
R133
H1R18V
SHORT1005CP151
MMZ1005A152ETEP32
BANV
10K
R203
LCD_R6
J101
1 2 3 4 5 6 7 8 9101112
0.001
C28
TPWRL_
390K
R131
10U
L252
560K
R265
100
R160
27R26
REFV
MAIN-6
MAIN-5
MPZ2012S601AEP202
LCD_R7
22P
C29
TSTB4
NJM2904CRB1
IC125 6
57
10U
L261
47K
R152
27R27
1C211
MSTB2
MAIN-2
MAIN-2
MAIN-3
MAIN-2
MAIN-2
MAIN-4,6
MAIN-6
LCD_G2
0.1
C106
22P
C27
IMPI
10U
L263
100
R159
27R29
1C216
LCD_G3
MPZ1608S300A
EP1
22P
C26
TDAT
L1SS400
D152
0.1
C135
H4V
LCD_G4
MPZ1608S601AEP21
0.001
C25
27
R95
MPZ1608S601A
EP46
TOE
MPZ2012S601A
EP221
LCD_G5
0.001
C24
27
R94
0R202
SWRL_100
R151
NJM2904CRB1IC135
V+8
GND4
LCD_G6
10
C201
0.1
C46
TCLKNJM2904CRB1
IC151
V+8
GND4
2.7U
L222
0.1
C242
LCD_G7
39K
R205
0.001
C64
470
R45
22P
C18
0.1
C151
ADP2370ACPZIC221
1 VIN2 FSEL3 EN4 SYNC 5FB
6PG
7SW
8PGND
9
100K
R137
LCD_B3
MPZ1608S601AEP22
27
R93
22P
C17
10U
L221
100
R138
XC6222A321MR
IC2411VIN 2VSS 3CE4 NC
5 VOUT
LCD_B4
3182
MP201
1 2 3 4 5 6 7 8 910
MPZ1608S601AEP23
22P
C16
10P
C255
10K
R223
LCD_B5
10
C205
27
R92
5V
0.001
C15
100R64
10
C222
100
R135
1C241
LCD_B6
0.1
C14
100R53
0.1
C125
100
R136
10K
R242
100K
R204
LCD_B7
MPZ1608S101A
EP2
27
R91
470
R243
0.001
C3
NJM2904CRB1IC125
V+8
GND4
TPS62110RSARIC251
1PGND
2VIN
3VIN
4EN
5 SYNC6 LBO7 LBI8 VINA
9AGND
10
FB
11
GND
12
GND
13PG
14SW
15SW
16PGND
17
10
C223
NJM2904CRB1
IC1356
57
LRB551V
D241
LCD_CLK
10K
R241
DSC7004S0Q45
0.001
C4
100
R125
10
C221
100K
R139
DXN-5R5H334U
C243
LCD_ON
0.001
C57
27
R90
CP06S
CP241
470 CE-LX
C45
0.001
C5
0.1C98
0R251
47K
R225
LCD_HS
0.001
C56
47K
R110
0.001
C6
0.1C97
MPZ2012S601A
EP251
NJM2904CRB1
IC135 2
31
LCD_VS
27
R89
0.001
C55
MPZ1608S601A
EP98
RZR040P01
Q111
0.01
C48
0.001
C7
8V
0.1C96
R2A20169SA
IC1211 VrefL2 Ao33 Ao44 Ao55 Ao66 Ao77 Ao88 Ao99 Ao1010 VrefU 11Vcc
12Ao11
13Ao12
14Do
15LD
16CLK
17DI
18Ao1
19Ao2
20GND
LCD_DE
0.001
C54
MPZ1608S601A
EP97
47K
R111
MPZ1608S601A
EP45
0.001
C8
39K
R254
CP06S
CP122
100K
R226
27
R88
0.001
C53
MPZ1608S601A
EP96
0.001
C9
100
R74
10U
L251
PWRK
47K
R112
1
C111
0.001
C10
1C203
100R24
0.1
C122
TPS62110RSARIC201
1PGND
2VIN
3VIN
4EN
5 SYNC6 LBO7 LBI8 VINA
9AGND
10
FB
11
GND
12
GND
13PG
14SW
15SW
16PGND
17
LRXD
27
R87
SD_D2
0.1
C51
LDTC143ZEQ112
0.001
C11
100R25
LTXD
SD_D3
0.1
C52
0.001
C12
10U
L201
100
R127
100R28
470K
R253
100
R12310
C261
FRES
27
R86
SD_CLK
0.001
C13
100R30
47
C251
100
R122
10
C262
NJM2904CRB1
IC125 2
31
SD_D0
MMZ1005B601C
EP141
0.1
C1
14V
100R54
DRESH
100R31
100
R121
27R16
27
R85
SD_WP
SN74AHC595PW
IC1411QB 2QC 3QD 4QE 5QF 6QG 7QH 8GND9 QH'
10 SCLR
11 SCK
12 RCK
13 G
14 SI
15 QA
16 VCC
0.1
C2
HV
100R12
47
C253
MDAT
ASQLS
SPS
USQLSUMODS
2.2
C212
2.2
C217
2.2
C272
XC6222A331MR
IC2111 VIN2 VSS3 CE 4NC
5VOUT
XC6222A331MR
IC2161 VIN2 VSS3 CE 4NC
5VOUT
0.1
C49
100
R134
J1
123456789
10111213141516171819202122232425262728293031323334353637383940
MMZ1005A152ETEP3 MMZ1005A152ETEP19
0.001
C19
MMZ1005A152ETEP14
51K
R263
0
R264
NJM7808DL1AIC271
I OG
10
C271
0.1
C273
0.1
C274
470 CE-LX
C20
470 CE-LX
C275
NJM7808DL1AIC276
I OG
10
C276
0.1
C277
0.1
C279
2.2
C278
HSENI
10
R276
6.8
R271
J45
12
34
MMZ1608B301CT
EP94
MMZ1608B301CT
EP92
MMZ1608B301CT
EP82
MMZ1608B301CT
EP90
MMZ1608B301CT
EP81
MMZ1608B301CT
EP79
MMZ1608B301CT
EP89
MMZ1608B301CT
EP87
MMZ1608B301CT
EP75
MMZ1608B301CT
EP84
MMZ1608B301CT
EP88
MMZ1608B301CT
EP86
MMZ1608B301CT
EP95
MMZ1608B301CT
EP85
MMZ1608B301CT
EP93
MMZ1608B301CT
EP83
MMZ1608B301CT
EP91
MMZ1608B301CT
EP80
MMZ1608B301CTEP58MMZ1608B301CTEP59MMZ1608B301CTEP60MMZ1608B301CTEP61MMZ1608B301CTEP62MMZ1608B301CTEP63
100P
C59
100P
C62
100P
C58
100P
C61
100P
C60
100P
C63
100K
R255
0R79
LCD_VS
HFID1VP
HFID2VP
DSTBMCK
DRESH
MDAT
PWRK
FANVP
LRXD
MDAT
LTXD
REFL_
REFL_
MSTB2
FRES
REFV
MCKDSTB
SDPWS
KEY
LCD_ON
PSTB
EALCSTART
LCD_CLK
TXS
BANV
BANV
LCD_DE
MSTB1
/DCCLK
PWRS
LCD_DE
DCCLK
LCD_HS
PWRS
LCD_VSDSHK_
LCD_ON
LCD_B7
SKYS_
FORL_
FORL_
LCD_B6ALCL_
LCD_CLK
LCD_B4LCD_B3
THML_
AFONS
LCD_G7LCD_G6
REFL_
KEY
HFID2V
LCD_G5
FORL_
LCD_B5
START
LCD_G4LCD_G3
THML_
LCD_G2
TPWRL_EALC
LCD_R7
HFID2V
LCD_R6
IDL_
LCD_R5
POCV
IMPI
LCD_R4
SWRL_
LCD_R3
TSTB3
FANV
IDL_IDL_
DRIV
MCK
PWRK
TSTB1
PWRS
MSTB2
LRXD
DRESH
LTXD
MDAT
FRES
REFLP
TXS
TCLK
DIDV
DRESH
TDAT
SD_D3
HFID1VP
PSTB
TSTB4
SD_CLK
MDATMCK
SD_WP
IREFV
SD_CD
PHASEI
FORLP
TPWRL_
SD_D1
HFID1V
SD_D0
IMPI
SD_CLK
SWRL_
SD_CMDSD_D3
PHASEI
SD_D2
TOE
TSTB1TSTB2TSTB3TSTB4TDATTCLKTOE
TXS
MDATMSTB1DRESH
DSHK_MCK
SKYS_ALCL_
ICCV
HV
TSTB2
DRIVP
HFID2VP
POCVIDL_
REFLP
DRIVP
REFLP
FORLP
FORLP
/DCCLK
DCCLK
FANV
DRIV
FANVP
/DCCLK
LCD_HS
HTRASASQLS
SPS
USQLSUMODS
IREFV
ICCV
DIDVHFID1V
SD_CMD
SD_D2
SD_D1
SD_WP
SD_CD
SD_D0
DCCLK
F8V
LCD_B7
LCD_B6
LCD_B5
LCD_B4
LCD_B3
LCD_G7
LCD_G6
LCD_G5
LCD_G4
LCD_G3
LCD_G2
LCD_R7
LCD_R6
LCD_R5
LCD_R4
LCD_R3
5V
8V
HSENI
HSENI
3R3V
3R3V
14V
14V
LCD_DE
PHASEI
HV
LTXD
GND
14V
NC
LCD_CLK
To the TUNER UNIT
RFCNT(EXT)
HFID2V
LCD_G6
14V
NC
GND
LCD_R3
GND
GND
To the RF UNIT
HV
LRXD
SDDAT0
NC
14V
GND
3R3V
SDDAT2
TCLK
14V
GND
8V
SDCLK
NC
14V
14V
8V
SDWP
TDAT
PSTB
ALCL
NC
SDDAT3
3R3V
14V
REFLP
GND
SDDAT1
TSTB1
14V
MSTB1
GND
VDD(3R3V)
TSTB3
KEY
GND
SDCMD
TPWRL
To the PA UNIT
14V
NC
8V
TSTB2
8V
TXS
5V
3R3V
GND
GND
3R3V
8V
GND
IMPI
LCD_B6
14V
GND
3R3V
LCD_B7
START
EALC
GND
GND
IREFV
LCD_R4
DRESH
DSHK
SDCD
8V
TSTB4
LCD_G2
MDAT
ICCV
GND
LCD_B4
GND
14V
SKYS
NC
LCD_ON
TOE
14V
DRIV
NC
3R3VGND
THML
MCK
NC
LCD_R5
NC
MCK
DRESH
NC
LCD_G7
GND
14V
HSENI
NC
LCD_R7
To the DISPLAY BOARD
POCV
DRIDV
LCD_B3
TXS
PWRS
NC
MDAT
HV
LCD_B5
IDL
IDL
LCD_G4
FORLP
GND
FRES
2.5V
GND
GND
3R3V
[FAN]
HFID1V
PWRK
5V
FAN-
GND
LCD_G5
FAN+
NC
LCD_R6
1.2V
CNTRS(EXT)
REFLP
LCD_VS
14V
FORLP
LCD_G3
GND
GND
SWRL
GND
LCD_HS
GND
GND
SD BOARD
J1
#1:CD/DAT3#2:CMD#3-1:VSS
#4:VDD#5:CLK
#6:VSS#7:DAT0#8:DAT1
#9:DAT2
CD
WP1WP2
#3-2:VSS
27 R2
220 R9
27 R5
MPZ1608S601AEP7
220 R1
27 R4
0.1
C1
27 R8
27 R6
10
C2
27 R3J2
123456789101112
13
14 SDDAT2
SDDAT1
VDD(3R3V)
SD CARD SLOT
SDCD
SDCLK
SDWP
SDDAT0
SDCMDSDDAT3
MAIN UNIT (MAIN-1)
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
i
MAIN-3
MAIN-1
MAIN-4
MAIN-1
USSENI
EKEY
H3R3V
H3R3V
ESTA
47K
R435
0.01
C456
DRESH
L1SS400
D381
47K
R434
0.01
C458
PSTB
ML414HIV01E
BT381
0.01
C457
DSTB
4.7K
R383
47K
R433
22K
R363
10K
R302
H1R18V
MSTB2
47K
R385
1KR431
10KR313
MPZ1608S601A
EP301
MSTB1
4.7K
R384
10KR303
MPZ1608S601AEP302
MCK
LRB706F
D431
47K
R502
10K
R304
10KR491
0.1
C342
MDAT
47K
R504
10KR312
0.1C341
47K
R442
SKYS_
LCD_R3
47K
R305
1K
R453
0.1C340
3R3V
H3R3V
LCD_G2
1K
R451
0.1C339
SD_D03.3K
R382
DSHK_
LCD_B5
0.1C338
SD_D1
1
C383
LRB706F
D432
LCD_B6
47K
R308
0.1C337
SD_D2
H3R3V
LCD_R4
47K
R309
3R3V
0.1C336
SD_D3
1KR432
LCD_G5
47K
R310
47K
R361
0.1C335
SD_CMD
LCD_G4
0.1
C328
H3R3V
0.1C334
SD_CLK
0.1C343
TXS
LCD_R6
10KR311
47K
R439
0.1
C331
SD_CD
0.1C344
HSENI
LCD_R5
H3R3V
0.1
C330
SD_WP
0.1C345
RTKI
LCD_G6
0.1
C327
DX_REC
0.1
C346
UCLKS
LCD_B3
10KR315
1K
R455
0.1
C326
DX_FMT
SDPWS
0.1
C333
USSPD
LCD_R7
4.7K
R456
0.1
C324
BCLK__
PWRS
0.1C332
LCD_B4
HV
0.1
C322
FRM__
FRES
0.1
C329
0.1
C372
CTXD
LCD_G3
10KR441
0.1
C319
DSPCK
LTXD
0.1
C325
VBUS
LCD_G7
3R3V
0.1
C317
DSPX
LRXD
0.1
C323
H3R3V
CRXD/CBSY
LCD_B7
0.1
C316
DR_RSV
PWRK
0.1
C321
10K
R371
UDRXD/UDBSY
LCD_ON
0.1
C391
0.1
C313
DR_AF
0.1
C320
H3R3V
UPWS
LCD_HS
FORL_
IMPI
0.1C302
DRESD
0.1
C318
USKI
LCD_VS
H3R3V
ALCL_
PHASEI
0.1C303
DCSR
0.1
C315
UDTXD
LCD_DE
10
C301
REFL_
TCLK
0.1C305
DCSX
0.01
C452
LCD_CLK
10
C312
IDL_
TDAT
0.1C306
FPDX
LRB706F
D454
THML_
0.1C307
DSPR
56K
R362
0.01
C451
SWRL_
0.1C308
RTD
5.6KR314
0.1
C351
TPWRL_
0.1C309
FRWT
LRB706F
D458
47KR401
47K
R438
47KR452
0.1C310
HSK1
4.7K
R351
LRB706F
D451
100K
R492
3R3V
1K
R454
0.1C311
HSK0
R7S721000VCFP
IC301
1P6_5
2P6_6
3P6_7
4Vcc
5P6_8
6Vss
7P6_9
8PVcc
9P6_10
10
P6_11
11
P6_12
12
P6_13
13
P6_14
14
P6_15
15
P7_0
16
Vss
17
P7_1
18
Vcc
19
P7_2
20
Vss
21
P7_3
22
PVcc
23
P7_4
24
P7_5
25
P7_6
26
P7_7
27
P7_8
28
P7_9
29
Vcc
30
P7_10
31
Vss
32
P7_11
33
Vcc
34
P7_12
35
Vss
36
P7_13
37
PVcc
38
P7_14
39
P7_15
40
P8_0
41
P8_1
42
P8_2
43
P8_3
44
P8_4
45
P8_5
46
PVcc
47
P8_6
48
Vss
49
CKIO
50
Vcc
51
P8_7
52
Vss
53
Vss
54
P8_8
55
P8_9
56
P8_10
57
P8_11
58
P8_12
59
P8_13
60
PVcc
61
P8_14
62
Vss
63
P8_15
64
Vcc
65P9_0
66P9_1
67P3_7
68P3_6
69P3_5
70P3_4
71P3_3
72P3_2
73PVcc
74P3_1
75Vss
76P3_0
77RES
78NMI
79PVcc
80RTC_X1
81RTC_X2
82Vss
83Vss
84P0_4
85P0_5
86Vcc
87USBDPVcc
88USBDPVss
89DM1
90DP1
91VBUS1
92USBDVcc
93USBDVss
94USBDPVcc
95USBDPVss
96DM0
97DP0
98VBUS0
99USBDVcc
100USBDVss
101REFRIN
102USBAPVss
103USBAPVcc
104USBAVcc
105USBAVss
106USBUVcc
107USBUVss
108USB_X1
109USB_X2
110P0_0
111Vss
112EXTAL
113XTAL
114PLLVcc
115PVcc
116P0_1
117Vss
118P1_8
119AVcc
120AVss
121AVref
122P1_9
123P1_10
124P1_11
125P1_12
126P1_13
127P1_14
128P1_15
129
BSCANP
130
VIDEO_X1
131
VIDEO_X2
132
Vss
133
AUDIO_X1
134
AUDIO_X2
135
PVcc
136
P3_8
137
Vss
138
P3_9
139
Vcc
140
TRST
141
JP0_1
142
JP0_0
143
TMS
144
TCK
145
P3_10
146
P3_11
147
PVcc
148
P3_12
149
Vss
150
P3_13
151
Vcc
152
P3_14
153
P3_15
154
Vss
155
P4_0
156
P4_1
157
P4_2
158
P4_3
159
PVcc
160
P4_4
161
Vss
162
P4_5
163
Vcc
164
P4_6
165
P4_7
166
P2_0
167
P2_1
168
P4_8
169
P4_9
170
P4_10
171
P4_11
172
PVcc
173
P4_12
174
Vss
175
P4_13
176
Vcc
177
P4_14
178
P4_15
179
P2_2
180
P2_3
181
P2_4
182
P2_5
183
P2_6
184
PVcc
185
P2_7
186
P2_8
187
Vss
188
P2_9
189
Vcc
190
P2_10
191
P2_11
192
Vss
193 P2_12194 P2_13195 P2_14196 P2_15197 P1_0198 P1_1199 P1_2200 P1_3201 P1_4202 P1_5203 P1_6204 P1_7205 P0_2206 PVcc207 Vss208 VIN1A209 VIN2A210 VDAVcc211 VDAVss212 REXT213 VRP214 VRM215 VIN1B216 VIN2B217 PVcc218 Vss219 Vcc220 Vss221 LVDSAPVss222 LVDSREFRIN223 LVDSAPVcc224 P5_0225 LVDSAPVss226 P5_1227 P5_2228 LVDSAPVcc229 P5_3230 P5_4231 LVDSAPVss232 P5_5233 P5_6234 LVDSAPVcc235 P5_7236 LVDSPLLVcc237 Vss238 Vss239 PVcc240 P5_8241 P5_9242 P5_10243 P9_2244 P9_3245 P9_4246 P9_5247 P9_6248 P9_7249 P0_3250 Vss251 PVcc252 P6_0253 P6_1254 P6_2255 P6_3256 P6_4
3R3V
0.1
C314
FPSX
LRB706F
D456
TSTB1
0.1C304
FPSR
H3R3V
TSTB2
47K
R506
SCPCK
LRB706F
D453
TSTB3
3R3V
SCPSS
0.01
C453
LRB706F
D457
TSTB4
47K
R437
SCPR
LRB706F
D452
HV
4.7K
R352
SCPXTOE
0.01
C455
LRB706F
D455
TCON
J491
12345678910
0.01
C454
H1R18V H3R3V HV
HVH3R3VH1R18V
3R3V3R3V
3R3V
10K
R493
LS37J2
S371
MMZ1005B601C
EP391
MMZ1005B601C
EP351
0.068
C371
0.33
C361
68K
R372
NJU7704F3
IC3611 CD2 VSS3 MR 4VOUT
5VDD
NJU7704F3
IC3711 CD2 VSS3 MR 4VOUT
5VDD
0.1
C362
47K
R391
47K
R392
H3R3V
100K
R507
100K
R508
100K
R505
100K
R501
100K
R503
MMZ1005B601C
EP303
MMZ1005B601CEP304
GT24C128B
IC3511 A02 A13 A24 VSS
5SDA
6SCL
7WP
8VCC
470R317
15P
C347 15P
C348
CR-1017X301
220P
C413
220P
C416
220P
C414
220P
C415
220P
C418
220P
C411
220P
C412
220P
C419
220P
C420
220P
C421
220P
C408
220P
C404
220P
C401
220P
C403
220P
C409
220P
C407
220P
C410
220P
C405
220P
C402
220P
C406
22R511
22R512
47PC461
100P
C462
100PC463
100PC464
5.6K
R373
RX-8803LC
IC3811 N.C.2 FOE3 VDD4 FOUT5 SCL6 T1(CE) 7N.C.
8SDA
9T2(Vpp)
10GND
11INT
12EVIN
EN25Q64
IC3911 CS2 DO(DQ1)3 WP(DQ2)4 VSS 5DI(DQ0)
6CLK
7NC(DQ3)
8VCC
UCLKS
FRM_
CRXD/CBSY
DX_REC
CTXD
DR_AF
VBUS
DRESD
ESTA
DSHK
SCPSS
EKEY
SKYS
PWRS
FPSX
RTKI
SDPWS
HSENI
PDV
LCD_CLK
LCD_VS
LCD_B3
LCD_HSLCD_DEBCLK_FRM_
DX_FMT
IMR2
DR_RSV
LCD_B4
LCD_B5
LCD_B6
RESETRESET
RTDLCD_B7
VBUS
TCK
LCD_G2
CRXD/CBSY
FPSR
TMS
LCD_G3
CTXD
TRST
LCD_G4
USSENI
HSK0
TDO
LCD_G5
USKI
HSK1
TDI
LCD_G6
USSPD
LCD_G7
FRWT
SFLD3
LCD_R3
UDRXD/UDBSY
SFLD2
LCD_R4
UDTXDSD_WP
SFLD1
LCD_R5
SD_CD
UPWS
SFLD0
LCD_R6
SD_CLKUCLKS
SFLSS
LCD_R7
SD_CMD
RTKI
SFLCK
SD_D3
HSENI
SD_CD
SD_D2
TXS
RXSSD_WP
SD_D1
RXS
TXS
SD_D1
SD_D0
SD_D0
HSK0
SD_CLK
DRESH
SD_CMD
MDAT
SD_D3
MCK
SD_D2
DSPR
MSTB1
DSHK
MSTB2
DSPX
DSTB
SKYS
FPDX
PSTB
DCSXDCSR
VDL
EKEY
IDL
ESTA
DSPCK
THML
TCON
FORL
IMR0
REFL
IMR1
SCPR
ALCL
IMR2
DR_AF
TPWRL
SCPX
SWRL
LRXD
DR_RSV
SCPCK
LTXD
DX_FMT
FRES
PWRK
DX_REC
DRESD
TSTB1
TSTB2
PHASEI
TOE
IMPI
DSPCK
DSPR
DSPX
HSK1
THML
FRWT
LRXD
IDL
LTXD
PWRS
ALCLREFLFORL
FPSR
FPSX
TOE
DCSR
DCSX
PHASEI
FPDX
TSTB4
IMPI
RTD
TSTB3TSTB2TSTB1
TDATTCLK
TSTB4
TSTB3
TDAT
TCLK
USKI
VDL
USSENI
PWRK
EDTECK
SDPWS
EDTECK
FRES
TCON
TRST
USSPD
RTC_IRQRTC_SCLRTC_SDA
TDI
MDAT
MCK
MSTB1
MSTB2
LCD_ON
DSTB
UPWS
PSTB
UDRXD/UDBSY
DRESH
UDTXD
BCLK_
TCK
PDV
RESET
SFLSSSFLD1SFLD2
SFLD3SFLCKSFLD0
FRM_
TDO
TMS
TPWRLSWRL
CRXD/CBSY
UDRXD/UDBSY
LCD_G2LCD_B7LCD_B6LCD_B5LCD_B4LCD_B3LCD_ON
LCD_CLKLCD_VSLCD_HSLCD_DE
LCD_R7LCD_R6LCD_R5LCD_R4LCD_R3LCD_G7LCD_G6LCD_G5LCD_G4LCD_G3
BCLK_
SCPSS
SCPR
SCPX
SCPCK
RTC_SCL
RTC_SDA
RTC_IRQ
IMR1
IMR0
MAIN UNIT (MAIN-2)
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
o
10
R731
22P
C631
USQLS
10K
R7130.1
C725
D691
L1SS400
0.1
C791
10
C623
100K
R796
L1SS400
D821
0.001
C761
22
R648
22PC724
J691 MMZ1005B601CEP691
0.01
C753
SHORTCP741
MMZ1005B601C EP774
10K
R831
1K
R726
MPZ2012S601A
EP751
15K
R803
1M
R852
MPZ1608S601A EP773
0.01
C781
47KR725
MMZ1005B601C
EP662
0.01
C771
10K
R682
DETAF
15KR628
1K
R601
0.01
C778
SPS
10K
R722
0.1
C671
L2SA1576ARQ692
4.7K
R824
330
R751
LRB706F
D622
100P
C752
18KR727
L2SA1576ARQ712
10K
R730
470 CE-LX
C741
TPCF8107Q746
1 2 3 45678
ASQLS
LDTA114EEQ644
100K
R651
0.22
C734
47K
R645
15K
R721
47K
R650
MMZ1005B601C EP776
LRB706F
D621
100K
R797
0.001
C762
D711
L1SS400
R746
220K
R749
1K
SHORT1005
CP601
18K
R691
MPZ2012S601A
EP752
LDTA114EEQ645
1.5K
R625
10
C661
1K
R853
10K
R748
0.001
C782
0.01
C773
0.01
C801
AFONS
47K
R685
4.7K
R806
L1SS400
D801
47K
R646
1M
R626
100K
R715
100
R791
47KR851
PCM2901E
IC661
1D+
2D-
3VBUS
4DGNDU
5HID0
6HID1
7HID2
8SEL0
9SEL1
10
VCCC
11
AGNDC
12
VINL
13
VINR
14
VCOM
15
VOUTR
16
VOUTL
17
VCCP1
18
AGNDP
19
VCCP2
20
XTO
21
XTI
22
AGNDX
23
VCCX
24
TEST0
25
TEST1
26
DGND
27
VDD
28
SSPND
HTRAS
SN74AHC1G32DCK
IC6621 A2 B3 GND 4Y
5VCC
USKI
MMZ1005B601C EP783
33U
L732
Q747RUE002N02
10
C673
470 CE-LX
C751
15KR627
10K
R804
UCLKS
27R621
100K
R652
LDTC143ZE
Q643
TC7S66FU
IC681
1 2 345
H3R3V
MMZ1005B601C EP781
47K
R649
1
C642
MPZ1608S601A EP771
NJM2904CRB1IC791 V+
8
GND4
22
R647
0.1
C662
0.001
C763
10K
R681
47K
R714
0.22
C735
LDTC143ZEQ642
MMZ1005B601C EP780
4.7K
R642
MMZ1005B601C
EP601
12K
R693
MICI
H4V
27P
C627
100K
R716
22P
C632
1K
R843
BANV
0.1
C701
0.01
C776
CTXD
0.1
C681
0.1
C695
27R622
UDTXD
1.5KR624
R747
220K
8V
1M
R661
MMZ1005B601C EP782
18K
R711
LDTC143ZEQ661
USSENI
2.2K
R733
CRXD/CBSY
UDRXD/UDBSY
10K
R643
MMZ1005B601C
EP641
1
C641
10
C667
10K
R692
47K
R696
10
C666
15K
R632
J752
12
34
0.001
C764
22
R717
22R653
10
C668
SHORT1005
CP691
AAF
0.0033C728
AMOD
10
C674
27R633
1
C612
MICE
10K
R644
390P
C731
100K
R798
TC7W66FU
IC691
1 2 3 45678
0.1
C733
CP2102GMRIC641
1DCD
2RI
3GND
4D+
5D-
6VDD
7REGIN
8 VBUS9 RST10 NC11 SUSPEND12 SUSPEND13 NC14 NC
15
NC
16
NC
17
NC
18
NC
19
NC
20
NC
21
NC
22NC
23CTS
24RTS
25RXD
26TXD
27DSR
28DTR
MMZ1005B601C
EP779
1
C675
SHORT1005
CP602
68U
L721
J771
1
1
2
2
33 44
5
5
6
6
77 88
9
9
10
10
1111
1212
1313
150
R801
UMOD
MPZ1608S601AEP761
3R3V
27R631
SHORT CP772
1.5K
R635
SHORT1005
CP712
10
R732
15K
R634
SHORT1005
CP692
VBUS
L2SC4081Q821
47K
R842
1
C746
47K
R841
27P
C624
33K
R805
MPZ1608S601AEP762
MMZ1005B601C
EP661
MPZ1608S601AEP764
L1SS400D722
LDTC143ZEQ852
27
R630
22R654
MP7741IC721
1PIN 2NIN 3Timer 4AGND 5EN6 UVP
7 VDD
8 BS
9 SW
10 PGND
11
22R718
MPZ1608S601A
EP621
10
C672
2.2
C611
LRB706F
D841
NJM2904CRB1IC791
6
57
10K
R664
470
R799
XC6209F332MR
IC6111VIN 2VSS 3CE4 NC
5 VOUT
MPZ1608S601AEP763
LDTA114EEQ851
0.1
C747
USSPD
0.01
C780
0.01
C779
2.2C727
27P
C670
0.1
C669
TCON
22PC628
RTKI
3.3R724 HSENI
10
C683
SHORT1005
CP693
0.01
C774
33K
R823
0.001
C604
J601
123
4
10K
R641
5V
0.1
C626
10
C682
15K
R822
ESTA
EKEY
0.1
C630
100K
R684
LDTC143ZEQ641
33U
L731
0.01
C783
LDTA114EEQ801
DZ2J062M0D721
0.1
C625
0.1
C676
10
C663
10
C665
4.7K
R687
2.2C812
L2SC4081Q802
L2SC4081Q711
EALC
MPZ2012S601A EP778
0.47
C732
10P
C693
47K
R694
0.01
C775
J751
TUSB2046BIVFR
IC621
1 DP02 DM03 VCC4 RESET5 EECLK6 EEDATA/GANGED7 GND8 BUSPWR
9PWRON1
10
OVRCUR1
11
DM1
12
DP1
13
PWRON2
14
OVRCUR2
15
DM2
16
DP2
17PWRON3
18OVRCUR3
19DM3
20DP3
21PWRON4
22OVRCUR4
23DM4
24DP4
25
VCC
26
EXTMEM
27
TSTPLL/48MCLK
28
GND
29
XTAL2
30
XTAL1
31
TSTMODE
32
SUSPND
NJM2904CRB1IC791
2
31
LRB706F
D851
LDTC143ZEQ831
SHORT1005
CP711
470 CE-LX
C721
4.7K
R821
2.2C811
L2SC4081Q691
12K
R712
10C726
100KR623
22PC629
1M
R663
0.1
C643
UPWS
0.01
C754
3.3R723
4.7K
R802
J761
1234
56
27P
C664
27K
R729
100K
R683
DSC7004S0Q803
2.2
C723
27
R629
MMZ1005B601C
EP775
100K
R695
14V
KEYSTART
47K
R750
CP06S
CP621
CP06S
CP622
100
R795
74VHC04FT
IC701
V+14
GND7
74VHC04FT
IC701
1 2
74VHC04FT
IC701
98
74VHC04FT
IC701
3 4
74VHC04FT
IC701
1110
74VHC04FT
IC7011312
74VHC04FT
IC701
56
1
C722
1K
R662 CR-1020
X661
470 CE-LX
C720
CR-1019X621
100K
R790
100K
R792
120K
R794
82K
R793
4.7K
R812
2.7K
R811
1K
R761
2.2K
R686
3765MP721
1 2 3 4 5 6 7 8
TCONESTA
UPWS
UCLKS
UDTXD
USKI
UDRXD/UDBSY
USSENI
USSPD
CRXD/CBSY
HSENI
ASQLS
USQLS
UDRXD/UDBSY
HTRAS
UPWS
5V
CTXD
VBUS
SPS
BANV
UDTXD
HSENI
USKI
USSPD
EALC
EALC
ESTA
BANV
TCON
HTRAS
EKEY
ASQLSUSQLS
RTKI
VBUS
USSENI
RTKI
UCLKS
SPS
EKEY
START
START
KEY
CTXDCRXD/CBSY
14V
14V
USB+
USB3R3V
USB3R3V
USB-
[EXT-SP]
[ACC]
[USB]
[REMOTE]
CIV
14V
CIVE
MICIMICE
PHOPHE
MAIN-4
MAIN-2
MAIN-1
MAIN-1
MAIN UNIT (MAIN-3)
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
!0
MAIN UNIT (MAIN-4)
FPX_DET
0.1
C921
4.7KR915
10
C991
DFR_MOD
0.1
C998
220
R1022
MPZ1608S601A
EP905
0.1
C1006 TC7W53FK
IC10031 COM2 INH3 VEE4 GND 5A
6CH1
7CH0
8VCC
AAF
0.1C945
DFX_DET
0.1C942
4.7KR914
MPZ1608S601A
EP1002
FPR_MOD
22
R1002
4.7K
R1015
0.1C949
DETAF
10K
R980
/FPCAL
0.1
C929
STAT
18KR933
47K
R1018
2.2
C1016
22R930
MPZ1608S601A
EP971
3R3V
47KR926
22R906
FRM
18KR916
0.1C906
MPZ1608S601A
EP1001
DONE
100
R1003
TS462CPT
IC1002 6
57
0.1
C905
1R2V
100
R982
0.1C950
47 F93
C918
BCLK
47 F93
C954
FPRES
100
R1000
120PC1012
XC6209F502MR
IC9611VIN 2VSS 3CE4 NC
5 VOUT
0.1C976
0.01C916
MCLK
47K
R1016
CFG
100
R999
SHORT1005
CP1001
TMS320C6745DPTPA3
IC901
1 2 3 4 5 6 7 8 910
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
4546474849505152535455565758596061626364656667686970717273747576777879808182838485868788
89
90
91
92
93
94
95
96
97
98
99100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176
177
PCM1754DBQ
IC9911BCK 2DATA 3LRCK 4DGND 5NC 6VCC 7VOUTL 8VOUTR9 AGND
10 VCOM
11 ZEROA
12 TEST
13 DEMP
14 MUTE
15 FMT
16 SCK
MPZ1608S601A
EP906
NJM2904CRB1IC972
V+ 8
GND4
47 F93C902
DR_RSV
0.1C947
0.1
C933
100
R977
0R1020
2.2
C962
0.1C913
DR_AF
0.1C946
47 F93C936
0.1C915
10C1018
0.1
C923
0.1C909
3.9KR998
SHORT
CP902
8V
DRESD
0.1C952
LDTC143ZEQ1001
L2SC4081Q972
0.1
C1019
12KR996
SHORT
CP901
MPZ2012S601A
EP901
MPZ1608S601A
EP904
DX_FMT
0.1
C922
0.1C944
AGCV
470 CE-LX
C1017
0.1
C935
820PC1000100
R925
0.1
C919
0.1C910
DX_REC
47 F93C903
22R908
10K
R981
68KR1012
2.2
C961
0.0033
C996
0.1
C1005
100
R924
0.1C941
HSK0
0.1
C997
2.2
C1010
3.9K
R994
18KR913
22
R971
22R905
HSK1
100K
R975
100
R922
0.1
C931
10
C971
CP06SCP971
RTD
1K
R902
0.1
C938
0.1C943
150P
C975
PCM1754DBQ
IC9711BCK 2DATA 3LRCK 4DGND 5NC 6VCC 7VOUTL 8VOUTR9 AGND
10 VCOM
11 ZEROA
12 TEST
13 DEMP
14 MUTE
15 FMT
16 SCK
0.1
C992
1MR901
MICE
TS462CPTIC992
V+
8 GND
4
22 R921
1KR935
FRWT
22R909
0.1C912
0.1
C927
100K
R974
10
C973
10C994
0.1
C928
DSPCK
0.1
C930
10
C1009 10K
R1013
10
C1007
0.1
C934
0.1
C1014
47 F93
C939
0.1
C932
4.7KR912
DCSX
1KR932
0.1
C972
4.7KR917
100
R992
TS462CPTIC1002
V+8
GND4
22
R923
0.1C953
47 F93
C917
0.1
C924
DCSR
0.1
C925
0.1
C914
100
R976
10
C993
MPZ1608S601A
EP991
0.1C920
10
C1004
22
R991
UMOD
22R929
100K
R972
DSPR
0.1C907
22R927
0.1C911
220PC1013
1K
R1021
0.1C951
0.1
C1003
AMOD
MPZ2012S601A
EP902
150P
C974
DSPXMAIN-2MAIN-6
0.1C948
0.1
C908
47 F93
C937
47K
R1017
0.1
C940
TS462CPTIC1002
2
31
UMODS
100K
R973
/CAL
0.1
C926
FPX_AGC MICI
10
C1008
10
C1002
10
C1001
L2SC4081Q971
22R907
DFX_AGC
SPCKSPDO
EN25QH32A
IC9021 CS2 DO(DQ1)3 WP(DQ2)4 VSS 5DI(DQ0)
6CLK
7HOLD(DQ3)
8VCC
PCM1802DBR
IC10011VINL 2VINR 3VREF1 4VREF2 5VCC 6AGND 7PDWN 8BYPAS 9FSYNC 10LRCK11 BCK
12 DOUT
13 DGND
14 VDD
15 SCKI
16 OSR
17 FMT0
18 FMT1
19 MODE0
20 MODE1
0.1
C977
100
R928
NJM2904CRB1
IC9726
57
NJM2904CRB1
IC9722
31
TS462CPT
IC9926
57
TS462CPT
IC9922
31
22
R1001
10C1015
10
C1020
1.2K
R1009
4.7K
R1007
10KR1010
18KR1005
100K
R979
100P
C955
14V
47P
C1023
47P
C1022
47P
C1021
47P
C1025
47P
C1024
CP1002
820
R9934.7KR995
8.2KR997
0.0033
C995
18KR1006
47K
R1004 12K
R1008
2.2
C1011
CR-1021X901
RSSI
J901
1 23 45 67 89 10
22P
C901
22P
C904
4.7K
R910
15KR1011
18KR1019
150PC999
39K
R978
MPZ1608S601A
EP1003
3R3VA
0.1
C981
BCLK__FRM__/FPCAL
HSK0
HSK1
DRESD
FRM
DSPCK
FRWT
BCLKMCLKFPR_MODFPX_DET
DCSX
FPX_AGC
FPRESSTATCFG/CAL
DONE
DFX_AGCDFX_DETDFR_MOD
DCSR
STAT
FPRES
FPX_DET
FPR_MOD
DSPX
DX_FMT
DR_RSV
DFX_DET
DONE
DFX_AGC
DSPR
/CAL
DFR_MOD
FPX_AGC
BCLK
MCLK
BCLK
FRMMCLK
BCLK
FRMMCLK
AD5V
AD5V
AD5V
CFG
SPCK
DRESD
SPDI
SPDO
DR_RSV
SPCS
DX_FMT
DR_AF
DX_REC
DR_AF
DRESD
DX_RECHSK0HSK1RTDFRWT
1R2V
RTD
SPDOSPCK
/FPCAL
FRM
DSPCKDCSX
DCSR
DSPRDSPX
RSSI
RSSI
SPDI
SPCKSPDO
SPCS
BCLK__FRM__
FRM__
BCLK__
3R3VA
5V
14V
MAIN-6
MAIN-3
MAIN-5
MAIN-3
MAIN-1
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
!1
MAIN UNIT (MAIN-5)
0.1C1332
10K
R1212
2.2
C1241
47
R1213
0.1C1336
0.1
C12310.1C1212
1.8K
R1252
33K
R1201
SHORT
CP1304
0.1C1334
0.1
C1254
MMZ1005A222ET
EP1201
J1231
0.1C1333
15K
R1204
2SC3356LQ1201
0.1
C1252
MMZ1005Y102CT
EP1211
0.01
C1201
REFV
68K
R1203
2.2
C1322
BAP70Q
D1251
1234 5
56K
R1202
0.1C1251
2.2
C1321
560
R1254
MMZ1005B601CEP1203
1.8K
R1253
0.01
C1207
MMZ1005Y102CT
EP1251
560
R1256
XC6209F502MR
IC12411 VIN2 VSS3 CE 4NC
5VOUT
SN74AHC1GU04DCK
IC1211123 4
5
CR-932
X1201
1 VCONT 2GND
3OUT4 VCC
56
CASE-BM7H
EP1202
1 2
0.1
C1255
0.001C1205
0.1
C1253
0.1
C1204
0.001
C1211
0.1
C1202
MMZ1005Y102CT
EP1331
LDTC143ZEQ1231
0.001
C1203
18K
R1205
MMZ1005Y102CT
EP1332
470
R1206
SHORT
CP1333
0.5P
C1208
0.01
C1209
SHORT
CP1334
MMZ1005Y102CT
EP1252
8P
C1206
2.2
C1242
SHORT
CP1335
AGCV
8V
3R3V
FRXS
LR-592
L1331
10C1337
10C1335
CLK41M_N
CLK41M_P
0.01C1213
MMZ1005Y102CTEP1212
SN65LVDS1DBV
IC1212
1VCC
2GND
3Z
4Y
5D
L2SA1576AR
Q1202
220
R1207
47
R1211
180
R1232
560
R1231
LDTA114EEQ1232
FTXS
LDTC143ZEQ1234
LDTA114EEQ1235
0.1
C1233
0.1
C1232
XC6209F332MR
IC13211 VIN2 VSS3 CE 4NC
5VOUT
49.9
R1331 120
R13341.8K
R1335
ISL5857IAZ
IC1331
1D11(MSB) 2D10 3D9 4D8 5D7 6D6 7D5 8D4 9D3 10D2 11D1 12D0(LSB) 13DCOM 14DCOM15 SLEEP
16 REFLO
17 REFIO
18 FSADJ
19 NC
20 ACOM
21 IOUTB
22 IOUTA
23 COMP
24 AVDD
25 NC
26 DCOM
27 DVDD
28 CLK
180
R1233
100K
R1236
CASE-BM7HEP1333
1 2
0.1C1221
0.001
C1222
FL-391FI1221
1I
34678 2
5 O
DACLK
0.001
C1223
MMZ1005Y102CT
EP1221
SHORT
CP1305
SHORT
CP1306
LQW18ANR12G00D
L1281 LQW18ANR12G00DL1282
33P
C1281
82P
C1283
33P
C1285
0.001
C1224
100K
R1238
MMZ1005Y102CT
EP1302
2.2
C1318
2.2
C1319
10
C1309
5V
560
R1251
MMZ2012Y102B
EP1301
BA033FPIC1318
IOG
2.2C1220
3.3
R13193.3
R1318
XC6209F332MR
IC13251VIN 2VSS 3CE4 NC
5 VOUT
2.2
C1325
2.2
C1326
0.1
C1235
SN74LVC1G04DCK
IC12211234
5
0.1
C1256
MMZ1005Y102CT
EP1235
MMZ1005Y102CTEP1236
10KR1222
0
R1224
0R1255
150
R1258
1SV308
D1232
1SV308
D1231
100U
L1232
100U
L1231
100U
L1253
100U
L1251
100U
L1252
47
R1221
100
R1225
100
R1223
3R3VA
0.1
C1300
0.1
C1236
0.1
C1237 100U
L1233
0.1
C3003
CMOS
MAIN-4
MAIN-6
MAIN-6
MAIN-6
MAIN-6
MAIN-1
MAIN-6
MAIN-1
MAIN-4
RX-ADC
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
!2
MAIN UNIT (MAIN-6)
MAIN-1
F1R2VP
DFX_AGC
100R1358
0.47
C1379
4.7
C1389
0.001
C1368
0.01
C1353
0.01
C1374
4.7
C1387
0.001
C1370
MPZ1608S601AEP1353
0.01
C1376
FPX_DET
DSPR
/FPCAL
100
C1393
0.001
C1366
FPDX
100
C1391
DFR_MOD
F2R5V
DONE
F1R2V
3R3V
0.47
C1356
4.7
C1390
CFG
0.001
C1357
100
C1392
SPDO
F2R5VA
0.001
C1369
4.7
C1352
0.01
C1355
100R1353
10K
R1363
0.47
C1360
0.47
C1378
BCLK
100R1356
100R1357
FPRES
100R1352
0.47
C1375
F3R3V
MPZ1608S601AEP1352
0.01
C1372
0.47
C1386
0.47
C1380
0.47
C1383
FRM
100R1359
DFX_DET
0.001
C1364
0.01
C1373
1R2V
4.7
C1354
DSPCK
FPR_MOD
STAT
4.7
C1388
0.001
C1363
SPCK
2R5V
0.47
C1358
0.47
C1382
MCLK
0.001
C1359
MPZ1608S601AEP1355
100R1354
0.001
C1361
0.47
C1385
0.001
C1367
0.001
C1362
100R1355
0.47
C1371
100
C1394
MPZ1608S601AEP1354
MPZ1608S601AEP1351
100R1351
0.47
C1384
DCCLK/DCCLK
/CAL
SCPRSCPX
SCPCKSCPSS
FPSR
FPSX
FPX_AGC
CP1357CP1356
100R1371
MMZ1005Y102CT
EP1401
0.1C1401
47KR1401
CP1359
CP1358
0.001
C1365
0.47
C1381
0.47
C1377
23LC1024T
IC14011 CS2 D0(DQ1)3 WP(DQ2)4 VSS 5DI(DQ0)
6CLK
7NC(DQ3)
8VCC
22
R1366
22
R1367
100R1381
100R1382
100R1383
100R1384
100R1385100
R1380
470 CE-LX
C1350
47 F93
C1351
47 F93
C1396
RSSI
100R1386
EP4CE55F23I7N
IC1351G4DIFFIO_L1p G3DIFFIO_L1n B2DIFFIO_L2p B1DIFFIO_L2n G5VREFB1N0 E4DIFFIO_L3p/nRESET E3DIFFIO_L3n/ C2DIFFIO_L4p C1DIFFIO_L4n D2DIFFIO_L5p D1DIFFIO_L5n/DATA1 H7NC H6DIFFIO_L6p J6DIFFIO_L6n H4DIFFIO_L7p H3DIFFIO_L7n E2DIFFIO_L8p/FLASH_nCE E1DIFFIO_L8n F2DIFFIO_L9p F1DIFFIO_L9n J5NC H5VREFB1N1 K6nSTATUS J7DIFFIO_L11p K7DIFFIO_L11n J4DIFFIO_L12p H2DIFFIO_L13p H1DIFFIO_L13n J3DIFFIO_L14n J2DIFFIO_L15p J1DIFFIO_L15n K2DCLK K1DATA0 K5nCONFIG L5TDI L2TCK L1TMS L4TDO L3nCE G1DIFFCLK_0n
EP4CE55F23I7N
IC1351T2 DIFFCLK_1pT1 DIFFCLK_1nL6 DIFFIO_L16pM6 DIFFIO_L16nM2 DIFFIO_L17pM1 DIFFIO_L17nM4 DIFFIO_L18pM3 DIFFIO_L18nN2 DIFFIO_L19pN1 DIFFIO_L19nM5 VREFB2N0P2 DIFFIO_L20pP1 DIFFIO_L20nR2 DIFFIO_L21pR1 DIFFIO_L21nN5 DIFFIO_L22nP4 DIFFIO_L23pP3 DIFFIO_L23nU2 DIFFIO_L24pU1 DIFFIO_L24nV2 DIFFIO_L25pV1 DIFFIO_L25nP5 DIFFIO_L26pN6 DIFFIO_L26nR4 DIFFIO_L27pR3 DIFFIO_L27nW2 DIFFIO_L28pW1 DIFFIO_L28nY2 DIFFIO_L29pY1 DIFFIO_L29nT3 VREFB2N1N7 DIFFIO_L30pP7 DIFFIO_L30nAA1 DIFFIO_L31nV4 RUP1V3 RDN1P6 DIFFIO_L32pR5 DIFFIO_L32nT4 NCT5 DIFFIO_L33pR6 DIFFIO_L33n
EP4CE55F23I7N
IC1351V6 DIFFIO_B1pV5 DIFFIO_B1nU7 DIFFIO_B2pU8 DIFFIO_B2nY4 DIFFIO_B3pY3 DIFFIO_B3nY6 NCAA3 PLL1_CLKOUTpAB3 PLL1_CLKOUTnW6 DIFFIO_B4pV7 DIFFIO_B4nAA4 NCAB4 VREFB3N1AA5 DIFFIO_B5pAA6 DIFFIO_B5nAB6 DIFFIO_B6pAB5 DIFFIO_B6nW7 DIFFIO_B7pY7 DIFFIO_B7nU9 DIFFIO_B8pV8 DIFFIO_B8nW8 NCAA7 DIFFIO_B10pAB7 DIFFIO_B10nY8 DIFFIO_B11pT10 DIFFIO_B13pT11 DIFFIO_B13nV9 VREFB3N0V10 DIFFIO_B15pU10 DIFFIO_B16nAA8 DIFFIO_B17pAB8 DIFFIO_B17nAA9 DIFFIO_B18pAB9 DIFFIO_B18nU11 DIFFIO_B19pV11 DIFFIO_B19nW10 DIFFIO_B20pY10 DIFFIO_B20nAA10 DIFFIO_B21pAB10 DIFFIO_B21nAA11 DIFFCLK_6pAB11 DIFFCLK_6n
EP4CE55F23I7N
IC1351AA12 DIFFCLK_7pAB12 DIFFCLK_7nAA13 DIFFIO_B23pAB13 DIFFIO_B23nAA14 DIFFIO_B25pAB14 DIFFIO_B25nV12 VREFB4N1W13 DIFFIO_B26pY13 DIFFIO_B26nAA15 DIFFIO_B27pAB15 DIFFIO_B27nU12 DIFFIO_B28pY14 DIFFIO_B29pY15 DIFFIO_B29nAA16 DIFFIO_B30pAB16 DIFFIO_B30nV13 DIFFIO_B31pW14 DIFFIO_B31nU13 DIFFIO_B32pV14 DIFFIO_B33pU14 DIFFIO_B33nU15 DIFFIO_B34pV15 DIFFIO_B34nW15 DIFFIO_B35pT14 DIFFIO_B36pT15 DIFFIO_B36nAB18 NCAA17 DIFFIO_B37pAB17 DIFFIO_B37nAA18 VREFB4N0AA19 RUP2AB19 RDN2W17 DIFFIO_B38pY17 DIFFIO_B38nAA20 DIFFIO_B39pAB20 DIFFIO_B39nV16 NCU16 DIFFIO_B40pU17 DIFFIO_B40nT16 PLL4_CLKOUTpR16 PLL4_CLKOUTnR14 DIFFIO_B41pR15 DIFFIO_B41n
EP4CE55F23I7N
IC1351AA21 DIFFIO_R36pT17 RUP3T18 RDN3W20 NCW19 VREFB5N1Y22 DIFFIO_R35nY21 DIFFIO_R35pU20 DIFFIO_R34nU19 DIFFIO_R34pW22 DIFFIO_R32nW21 DIFFIO_R32pT20 DIFFIO_R31nT19 DIFFIO_R31pR17 DIFFIO_R30nP17 DIFFIO_R30pV22 DIFFIO_R29nV21 DIFFIO_R29pR20 DIFFIO_R28nU22 DIFFIO_R27nU21 DIFFIO_R27pR18 DIFFIO_R26nR19 DIFFIO_R26pN16 DIFFIO_R25pR22 DIFFIO_R24nR21 DIFFIO_R24pP20 VREFB5N0P22 DIFFIO_R23nP21 DIFFIO_R23pN20 DIFFIO_R22nN19 DIFFIO_R22pN17 DIFFIO_R21nN18 DIFFIO_R21pN22 DIFFIO_R20n/DEV_OEN21 DIFFIO_R20p/DEV_CLRnM22 DIFFIO_R19nM21 DIFFIO_R19pM20 DIFFIO_R18nM19 DIFFIO_R18pM16 NCT22 DIFFCLK_3nT21 DIFFCLK_3p
EP4CE55F23I7N
IC1351G22 DIFFCLK_2nG21 DIFFCLK_2pM18 CONF_DONEM17 MSEL0L18 MSEL1L17 MSEL2K20 MSEL3L22 DIFFIO_R17n/INIT_DONEL21 DIFFIO_R17p/CRC_ERRORK19 VREFB6N1K22 DIFFIO_R16n/nCEOK21 DIFFIO_R16p/CLKUSRJ22 DIFFIO_R15nJ21 DIFFIO_R15pH22 DIFFIO_R14nH21 DIFFIO_R14pK17 DIFFIO_R13nK18 DIFFIO_R13pJ18 DIFFIO_R12nF22 DIFFIO_R11nF21 DIFFIO_R11pJ20 DIFFIO_R10nJ19 DIFFIO_R10pJ17 NCH20 DIFFIO_R9nH19 DIFFIO_R9pE22 DIFFIO_R8n/nWEE21 DIFFIO_R8p/nOEH18 VREFB6N0H16 NCD22 DIFFIO_R7nD21 DIFFIO_R7pF20 DIFFIO_R6n/nAVDF19 DIFFIO_R6pG18 DIFFIO_R5n/PADD23H17 DIFFIO_R5pC22 DIFFIO_R4nC21 DIFFIO_R4pB22 DIFFIO_R3n/PADD22B21 DIFFIO_R3p/PADD21C20 DIFFIO_R2n/PADD20D20 DIFFIO_R2pF17 DIFFIO_R1nG17 DIFFIO_R1p EP4CE55F23I7N
IC1351F16 DIFFIO_T42nE16 DIFFIO_T42pF15 DIFFIO_T41nG16 DIFFIO_T41pG15 DIFFIO_T40nF14 DIFFIO_T40pC18 DIFFIO_T39nD18 DIFFIO_T39pD17 VREFB7N0C19 DIFFIO_T37nD19 DIFFIO_T37pA20 PLL2_CLKOUTnB20 PLL2_CLKOUTpC17 DIFFIO_T35pB19 RUP4A19 RDN4A18 DIFFIO_T34nB18 DIFFIO_T34p/PADD0D15 DIFFIO_T33nE15 DIFFIO_T33pG14 DIFFIO_T32nG13 DIFFIO_T32pA17 DIFFIO_T31n/PADD1B17 DIFFIO_T31p/PADD2A16 DIFFIO_T30nB16 DIFFIO_T30pC15 VREFB7N1E14 DIFFIO_T28n/PADD3F13 DIFFIO_T28p/PADD4A15 DIFFIO_T27n/PADD5B15 DIFFIO_T27p/PADD6C13 DIFFIO_T26n/PADD7D13 DIFFIO_T26p/PADD8E13 NCA14 DIFFIO_T25n/PADD9B14 DIFFIO_T25p/PADD10A13 DIFFIO_T24n/PADD11B13 DIFFIO_T24p/PADD12E12 NCE11 DIFFIO_T23n/PADD13F11 DIFFIO_T23p/PADD14A12 DIFFCLK_5nB12 DIFFCLK_5p
EP4CE55F23I7N
IC1351A11 DIFFCLK_4nB11 DIFFCLK_4pD10 DIFFIO_T22nE10 DIFFIO_T22pA10 DIFFIO_T21nB10 DIFFIO_T21p/PADD15A9 DIFFIO_T20n/PADD16B9 DIFFIO_T20p/PADD17C10 VREFB8N0G11 DIFFIO_T18nA8 DIFFIO_T17n/DATA2B8 DIFFIO_T17p/DATA3A7 DIFFIO_T16n/PADD18B7 DIFFIO_T16p/DATA4A6 DIFFIO_T15n/PADD19B6 DIFFIO_T15p/DATA15E9 DIFFIO_T14nC8 DIFFIO_T13n/DATA14C7 DIFFIO_T13p/DATA13D8 DIFFIO_T12nE8 DIFFIO_T12pA5 DIFFIO_T11p/DATA5B5 VREFB8N1G10 DIFFIO_T10nF10 DIFFIO_T10p/DATA6C6 DIFFIO_T9n/DATA7D7 DIFFIO_T9pA4 DIFFIO_T8nB4 DIFFIO_T8p/DATA8F8 DIFFIO_T7n/DATA9G8 DIFFIO_T7pA3 DIFFIO_T5n/DATA10B3 DIFFIO_T5p/DATA11D6 DIFFIO_T4nE7 DIFFIO_T4pC3 DIFFIO_T3nC4 DIFFIO_T3p/DATA12F7 DIFFIO_T2nG7 DIFFIO_T2pF9 NCE6 PLL3_CLKOUTnE5 PLL3_CLKOUTpG9 DIFFIO_T1n
EP4CE55F23I7N
IC1351L10 GNDL11 GNDM10 GNDM11 GNDL12 GNDL13 GNDM12 GNDM13 GNDN11 GNDK11 GNDN12 GNDK12 GNDK13 GNDN13 GNDN10 GNDK10 GNDJ9 GNDF12 GNDH12 GNDH13 GNDJ15 GNDK16 GNDL15 GNDN15 GNDR13 GNDR11 GNDR9 GNDP8 GNDH14 GNDH10 GNDH8 GNDN8 GNDR7 GNDT8 GNDT12 GNDP16 GNDL8 GNDM7 GNDA1 GNDC5 GND
V18GNDA4 F5GNDA3 E18GNDA2 U5GNDA1 AA22GND AA2GND G2GND K3GND F3GND D3GND W3GND U3GND N3GND AB1GND Y5GND Y9GND Y11GND Y12GND Y16GND Y18GND AB22GND Y20GND V20GND P19GND L20GND G20GND E20GND A22GND C16GND C14GND C12GND C11GND C9GND
EP4CE55F23I7N
IC1351J11 VCCINTJ12 VCCINTL14 VCCINTM14 VCCINTP11 VCCINTP12 VCCINTL9 VCCINTM9 VCCINTJ13 VCCINTJ14 VCCINTK14 VCCINTJ10 VCCINTK9 VCCINTN9 VCCINTP9 VCCINTP10 VCCINTP13 VCCINTP14 VCCINTN14 VCCINTJ16 VCCINTK15 VCCINTL16 VCCINTM15 VCCINTR12 VCCINTR10 VCCINTR8 VCCINTH9 VCCINTG12 VCCINTJ8 VCCINTM8 VCCINTT7 VCCINTT9 VCCINTT13 VCCINTP15 VCCINTH15 VCCINTH11 VCCINTK8 VCCINTL7 VCCINT
D4VCCIO1
F4VCCIO1
F6VCCD_PLL3 E17VCCD_PLL2 U6VCCD_PLL1 U18VCCA4 G6VCCA3 F18VCCA2 T6VCCA1 D11VCCIO8 D9VCCIO8 D5VCCIO8 A2VCCIO8 D16VCCIO7 D14VCCIO7 D12VCCIO7 A21VCCIO7 L19VCCIO6 G19VCCIO6 E19VCCIO6 Y19VCCIO5 V19VCCIO5 P18VCCIO5 W18VCCIO4 W16VCCIO4 W12VCCIO4 AB21VCCIO4 W11VCCIO3 W9VCCIO3 W5VCCIO3 AB2VCCIO3 W4VCCIO2 U4VCCIO2 N4VCCIO2 K4VCCIO1
V17VCCD_PLL4
F2R5V
F3R3V
F2R5V
F3R3V
F3R3V
F3R3V
F3R3V
F3R3V
MMZ1005Y102CTEP1364
MMZ1005Y102CTEP1365
220P
C1339220P
C1338
1K
R1387
1KR1388
0.1
C1399
0.1
C1400
47P
C1397
100P
C1398
100
R1368BCLK__
100
R1369FRM__
SPCKSPDOCFG
FFDO
2R5V
FFCS
MSEL3MSEL2
FFCLK
FFDI
DONE
CFGSPCKDONESTAT
STAT SPDO
/DCCLKDCCLK
DCCLK/DCCLK
DACLK
FFCLKFFDI
FFDOFFCS
F3R3V
MAIN-5
MSEL2 HMSEL3 H
MAIN-5
MAIN-4
MAIN-2,4MAIN-4
MAIN-2
MAIN-1
MAIN-2
MAIN-4
MAIN-2,4
MAIN-4
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
!3
4.7U
L1104
120
R1057
0.1
C1082
0.0027C1105
1
C1101
5.6U
L1103
0.1
C1033
0.1
C1031
0.0068
C1104
8.2
R1085
1SV308
D1081
1SV308
D1101
47K
R1082
1SV308
D1082
0.0015
C1103
220U
L1102
100U
L1081
1SV308
D1083
1
C1081
47K
R1087
39
R1083 0.1
C1102
220U
L11010.1
C1071
1
C1083
J1001
39
R1084
0.1
C1034
0
R1016
J1071
0.1
C1022
100
R1026
MMZ1005Y102CT
EP1021
1.8K
R1023
560
R1025
1.8K
R1021
0.1
C1021
560
R1024
BAP70Q
D1021
1234 5
0.1
C1024
0.1
C1023
1SV308
D1053
0.1
C1041
BAP70Q
D1041
1234 5
100
R1046
1.8K
R1041MMZ1005Y102CT
EP1042
1.8K
R1043
0.1
C1043
560
R1044
1K
R1042
0.1
C1042
560
R1045
0.1
C1044
MMZ1005Y102CTEP1041
MMZ1005Y102CT
EP1022
0.1
C1045
XC6209F502MR
IC10611
VIN2
VSS3
CE4
NC
5VOUT
BGA2866IC1031
6
2 4
3
51
0.1
C1020
LDTC143ZEQ1062
LDTA114EEQ1061
100U
L1021
100U
L1023
100U
L1022
100U
L1041
100U
L1043
100U
L1042
10
R1031
BAR64
D1051
BAR64
D1052
47
R1054
47
R1055
0.1
C1052
0.1
C1053
MMZ1005Y102CT
EP1051
L2SC4081Q1051
0.01
C1051
22K
R1051
2.2
C1061
2.2
C1062
1K
R1022
100U
L1051
0.1
C1084
100U
L1083
560
R1089
100U
L1082
560
R1088
180
R1081
0.1
C1055
MMZ1005Y102CT
EP1053
0.1
C1056
100U
L1052
100U
L1053
1K
R1059
0.1
C1192
1SV308
D1192
180
R1192
1SV308
D1191
120
R1191
0.1
C1199
390P
C1197
390P
C1193 82P
C1195
0.1
C1209
180
R1202
0.1
C1202
1SV308
D1202
1SV308
D1201
120
R1201
0.15U
L1201
0.15U
L1203
270P
C1203
270P
C120768P
C1205
120
R1211
0.1
C1212
1SV308
D1212
0.1
C1219
180
R1212
1SV308
D1211
1SV308
D12321SV308
D1231
120
R1231
180
R1232
0.18U
L1191
0.18U
L1193
0.68U
L1202
LDTC143ZEQ1191
22K
R1193
0.1
C1191
LDTC143ZEQ1201
22K
R1203
0.1
C1201
LDTC143ZEQ1211
0.1
C1211
22K
R1213
LDTC143ZEQ1221
0.1
C1221
22K
R1223
LDTC143ZEQ1231
0.1
C1231
22K
R1233
100P
C1263
1SV308
D1241
22K
R1263
0.1
C1262
37.5N
L1263
0.1
C1242
56P
C1251
1SV308
D1261
33P
C1269
12P
C1265
1SV308
D1242
72.0N
L1264
68P
C1250
33P
C1276
75P
C1271
120
R1241
75P
C1256
100P
C1267
0.1
C1261
100N
L1265 1SV308
D126247P
C128037.5N
L1261
LDTC143ZEQ1241
97.0N
L1268
82P
C1274
27P
C1253
100U
L1270
100N
L1244
120
R1261
180
R1242
330P
C1279
0.15U
L1246
120P
C1254
0.1
C1241
100P
C1252
LDTC143ZEQ1261 9
7.0N
L1269
47P
C1273
135N
L1245
180
R1262
0.33U
L1262
27P
C1278
9P
C1255
0.1
C1249
0.18U
L1267
0.1
C1182
1SV308
D1182
180
R1132
0.1
C1151
680P
C1173
0.1
C1141
0.1
C1142
0.0015
C1153
22K
R1143
1SV308D1111
0.47U
L1163
120P
C1185
120
R1171
0.0022
C1137
0.1
C1161
1SV308
D1162
1SV308
D1141
0.1
C1171
0.47U
L1161
0.0022
C1147
1SV308
D1181
120
R1181
100U
L1111
22K
R1153
1SV308D1112
22K
R1183
180
R1152
180
R1162
1SV308
D1171
1SV308
D1152
180P
C1175
LDTC143ZEQ1181
0.1
C1112
0.33U
L1181
0.1
C1179
560P
C1187
120
R1141
1SV308
D1131
LDTC143ZEQ1141
180
R1111
4.7UL1112
220P
C1155
0.1
C1189
120
R1151
180
R1122
0.1
C1132
LDTC143ZEQ1171
390P
C1145
0.0033
C1115
0.1
C1169
0.001
C1125
120
R1131
680P
C1135
0.1
C1159
22K
R1163
1SV308
D1121
0.0022
C1133
120
R1121
0.0022
C1143
0.1
C1162
180
R1142
LDTC143ZEQ1161
LDTC143ZEQ1131
0.56U
L1151
1SV308
D1172
0.0012
C1163
0.1
C1139
0.1
C1111
0.56U
L1153
1SV308
D1161
0.1
C1122
0.0022
C1123
0.1
C1129
22K
R1173
22K
R1123
100U
L1114
180
R1182
1SV308
D1142
LDTC143ZEQ1151
0.0015
C1157
5.6U
L1142
4.7UL1113
1SV308
D1122
0.1
C1181
200P
C1165
0.0012
C1167
0.33U
L1183
120
R1161
0.56U
L1173
180
R1113
LDTC143ZEQ1111
1SV308
D1132
22KR1114
0.56U
L1171
0.1
C1149
0.1
C1121
1SV308
D1151
0.0015
C1113
0.0022
C1127
0.1
C1172
LDTC143ZEQ1121
180
R1172
0.1
C1152
560P
C1183
22K
R1133
680P
C1177
0.1
C1131
0.0015
C1117
0.01
C202
J101
0
R102
MMZ1005B601CEP201
MMZ1005B601C
EP202
MMZ1005B601C
EP101
0.01
C201
J201
0
R201
0
R101
MPZ2012S601AEP102
0.1
C1562
10K
R1533
LDTA114EE
Q1511
NJM13403VIC1501
2
31
270K
R1534
2.2K
R1561
100K
R1562
2.7K
R1569
L1SS400
D1531
L1SS400D1563
L1SS400
D1501
KTC2875Q1562
47K
R1531
0.01
C1561
470
R1535
LDTC143ZEQ1512
330
R1567
NJM13403VIC1501
6
57
180KR1565
NJM2904CRB1IC1502
6
57
LRB751S
D1561
4.7K
R1501
330K
R1532
330K
R1566
2.2K
R1412
1SV308
D1411
560
R1420
560
R1411
LDTC143ZEQ14130
.1
C1425
100
R1421
100U
L1417
15P
C1418
LR-589
L1412
1
C1426
1000U
L1413
1
C1415
100U
L1418
1SV308
D1402
560
R1419
2SC3356LQ1411
560
R1417
100U
L1411
1
C1416
1SV308
D1415
1
C1421 1SV308
D1416
LDTC143ZEQ1412
2.2K
R1413
1SV308
D1401
1C1419
100U
L1401
1C1417
1C1423
1
C1413
0.1
C1424
0.1
C1401
10
C1412
1SV308
D1412
560
R1401
1
C1414
100U
L1402
560
R1416
LR-589
L1415
68
R1415
1SV308
D14141SV308
D1413
10
R1414
1C1420
100
R1418
0.1
C1402
22K
R1422
560
R1424
0.1
C1411
22K
R1423
470U
L1416
560
R1402
180
R1431
100U
L1431 LDTC143ZE
Q1092
LDTA114EEQ1093
0.1
C1091
LDTC143ZEQ1091L1SS400
D1091
LDTA114EEQ1094
0.1
C1422
0.1
C1501
NJM13403VIC1501
V+4
GND11
100
R1504
NJM2904CRB1IC1502
V+8
GND4
100
R1505
0.1
C1502
0.01
C102
0.01
C103
270
R103
LDTC143ZEQ101
L1SS400
D101
FTR-B4CA009ZRL101
0.1
C1085
LDTC143ZEQ1096
LDTA114EEQ1095
LDTC143ZEQ1097
LDTC143ZEQ1098
LDTA114EEQ1099
LDTA114EEQ1110
J1431
0.1
C1431
0
R1432
0
R1433
L2SA1576ARQ1521
100K
R1521
NJM2904CRB1IC1502
2
31
3.3M
R1557
1.5K
R1558
1.8M
R1553
470K
R155668K
R1555
1.5M
R1554
0.001C1553
L2SC4081Q1571
100K
R1571
10K
R1575
0.1
C1571
NJM13403VIC1501
9
108
100
R1574
180K
R1542
L1SS400
D1542
L1SS400
D1541
100R1547
NJM13403VIC1501
13
1214
NTCG16
R1541
10K
R1545
L1SS400
D1543
18K
R1552
10K
R1522
2.2MR1546
100K
R1543
100UL1414
22K
R1091
22K
R1092
0.1
C1092
MPZ1608S601AEP1311
J1311
123456789101112131415161718192021222324252627282930
MPZ1608S601AEP1312
MMZ1005B601CEP1313
100R1311
0.001
C1311
100R1312
0.001
C1312
27R1313
22P
C1313
27R1314
22P
C1314
100R1315
0.001
C1315
27R1316
22P
C1316
100R1317
0.001
C1317
100R1318
0.001
C1318
MMZ1005A152ETEP1314
0.001
C1319
MMZ1005A152ETEP1315
0.001
C1320
MMZ1005A152ETEP1316
0.001
C1321
MMZ1005A152ETEP1317
0.001
C1322
MMZ1005A152ETEP1318
0.001
C1323
MMZ1005A152ETEP1319
0.001
C1324
MMZ1005A152ETEP1320
0.001
C1325
MMZ1005A152ETEP1321
0.001
C1326
SN74AHC595PW
IC13011
QB2
QC3
QD4
QE5
QF6
QG7
QH8
GND9
QH'
10SCLR
11SCK
12RCK
13G
14SI
15QA
16VCC
0.1
C1301 0.1
C1302
SN74AHC595PW
IC13021
QB2
QC3
QD4
QE5
QF6
QG7
QH8
GND9
QH'
10SCLR
11SCK
12RCK
13G
14SI
15QA
16VCC
SN74AHC595PW
IC13031
QB2
QC3
QD4
QE5
QF6
QG7
QH8
GND9
QH'
10SCLR
11SCK
12RCK
13G
14SI
15QA
16VCC
0.1
C1303
1
C1001
1
C1002
10K
R1001
10K
R1002
1SV308
D1001
1K
R1003
LDTC143ZEQ1001
0.01
C1003
100
R1004
2.7K
R10472.7K
R1027
18K
R1052
22K
R1053
180
R1086
0
R1011
0
R1058
0
R1056
4.7M
R1503
LDTA114EEQ1561
31.0N
L1241
31.0N
L12430.75U
L1242
270P
C1243 12P
C1245
270P
C1247
15P
C1270
8P
C1272
47P
C1275
100P
C1277
39P
C1230
135N
L1224
0.1
C1222
135N
L1221
1SV308
D1221 135N
L1225
100U
L1226
0.1
C1220
120
R1221
180
R1222
1SV308
D1222
56P
C1223
220P
C1224
75PC1225
33P
C1227
56P
C1226
68P
C1228
135N
L1222
0.22UL1223
0.22U
L1211
56P
C1213 82P
C1215
0.15U
L1212
56P
C1217
0.22U
L1213
2.2
C1551
0.47
C15651SV308
D1214
75P
C1108
0.22U
L1106
0.22U
L1105
120P
C1107
75P
C1106
18P
C1229
3.9U
L1121 10U
L1122
3.9U
L1123
2.2U
L1131 6.8U
L1132
2.2U
L1133
1.0U
L1141
1.0U
L1143
3.9U
L1152
2.7U
L1162
2.2U
L1172
1.5U
L1182
1.0U
L1192
39K
R1544
RUM002N02Q1563
820
R1568
0.0056
C1569
DZ2J033M0L
D1523
LRB751S
D1522 LRB751S
D1521
2.7K
R1502
470
R1524
220K
R1523
82KR1573
270K
R1511
10KR1563
82K
R1564
1.5M
R1560
100U
L1231
180P
C1292
82P
C1294 47P
C1295
97.0N
L1291
97.0N
L1292
84.0N
L123472.0N
L1233
20P
C1234
47P
C1235
0.1
C1232
0.1
C1239
1K
R1243 1SV308
D1243
0.1
C1257
1K
R1244
68P
C1233
39P
C1293
30P
C1291
100U
L1419
B0S
B1S
B2S
B3S
B4S
B5S
B6S
B7S
B12TXS
B11TXS
B12S
B11S
B10S
B9S
B8S
EALC
SKYS
DSHK
HATTS
HATOFSHATOF13
HPOF13
HPOF13
HPON13
HPON13HPR8
HPR8
TXS
ALCLEALCICCVDRIVPOCVIDLREFLPFORLP
MCKDRESHMSTB1MDAT
HSENI
DSHKSKYS
B7SB6SB5SB4SB3SB2SB1S
B0S
MDATDRESHMSTB1
MCK
DRESHMSTB1
MCKMSTB1DRESH
MCK
B8S
B9SB10SB11SB11TXSB12SB12TXS HATOFS
HATTS
AMSHPR2SHPR1SHPOFS
NASBS
HPR1S
HPR1S
HPR2S
HPR2S
HPR2S
HPR1S
HPOFS
EALC
ALCL
REFLP
NASBS
IDL
ICCV
POCV
HAT13
TXS
DRIV
ALC
14V
14V
ALC
T5V
HSENI
3R3V
T5V
T5V
8V 8V
8V
8V
8V8V
5V
FORLP
AMS
TXRF
To the PA UNIT
To the PA UNIT
RXRF
15.00-21.99 MHz
22.00-29.99 MHz
54.01-69.99 MHz
70.00-74.80 MHz
50.00-54.00 MHz(TX)
70.00-72.00 MHz(TX)
8.00-9.99 MHz
2.00-2.99 MHz
6.50-7.99 MHz
0.03-1.59 MHz
10.00-14.99 MHz
3.00-4.49 MHz
4.50-6.49 MHz
1.60-1.99 MHz
[SEND]
[KEY]
[ALC]
ID-APC
To the MAIN UNIT
To the MAIN UNIT
SWR-APC
50.00-54.00 MHz
30.00-49.99 MHz
RF UNIT
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
!4
TUNER UNIT (TUNER-1)
2SC4116Q1611
R1202
2.2k
R1615 1k
R1614
10k
MMBD452LT1G
D1271
R1625 1k
R1612
10k
220P
C1102 CSA70
R1031
MMBD352LT1G
D1311
R1501 47
2SC4116Q1621
30P
C1602
330P
C1506R1351
47
R1272
2.2k
5P
C1301
MMBD352LT1G
D1312
R134110k
R1504
47
330P
C1202
R1613
10k
R1342 2.2k
330P
C1272
R1503
47
10P
C1601
MMBD452LT1G
D1201
R1301
10
0.1
C1271
R1264
220k
R1263
220k
47k
R1261
10P
C1101
DET_OUT
TUNER-2
NATT1S
0.01
C1361
0.01
C1261
0.01
C1263
0.01
C1262
0.1
C1611
0.1
C1505
0.1
C1351
0.1
C1341
0.01
C1251
150
R1402
150
R1411
150
R1421
150
R1422
150
R1412
150
R1401
120
R1431
120
R1441
120
R1451
100
R1432
100
R1442
100
R1452
330
R1461 330
R1471 270
R1481
J1001
LDAN222
D1341
D1261
LDAN222
0.1
C1011
NATT2S
J1042
L1311
LR-317
L1312
LR-317
EC2-9TNURL1021
EC2-9TNURL1011
LDAN222
D1011
NATT1R
NATT2R
0.1
C1013
0.1
C1014
0.1
C1012
LDAN222
D1021
0.1
C1021
0.1
C1023
0.1
C1024
0.1
C1022
AS080440
L1009
6.8k
R1252
0.1
C1701
R1611
220
R1701
100
10k
R1251
TSTB3
TOE
100R1812
47P
C1811
0.1
C1809
TSTB4
TCLK
100R1813
0.1
C1802
47P
C1810
0.1
C1807
47P
C1815
TDAT
100R1814
0.1
C1801
0.001
C1816
47P
C1814
0.1
C1808
TSTB1
100R1815
100R1810
MPZ1608S601AEP1802
47P
C1812
0.1
C1805
TSTB2
100R1816
J1801
123456789101112131415161718192021222324252627282930
100R1811
47P
C1813
0.1
C1806
3R3V14V
R1032
100k
100
R1011
100
R1021
100R1805100R1806100R1807100R1808100R1809
BA2903SFVM
IC1701 V+
8
GND4
BA2903SFVMIC1701
2
31
BA2903SFVMIC1701
6
57
MPZ1608S101AEP1801
2355
MP1301
1 2 3 4
AS100340
L1001
1P
C1002
R1502
100
100
R1505
33P
C1504
10k
R1364
2.2k
R1365
0.1
C1365
R1362
150k
R1361
1k
LR-604
L1501
0.1
C1042
47
R1004
47
R1005
47
R1007
27k
R1006
33k
R1001
33k
R1002
33k
R1003
0.01
C1203
NJM2904CRB1IC1901 V+
8
GND4
100
R1901
330
R1902
330
R1903 0.1
C1901
0.01
C1507
180k
R1507
R1506 47k
LRB751S
D1505
LRB751S
D1506
15P
C1501
NJM2904CRB1IC1901
2
31
NJM2904CRB1IC1901
6
57
100k
R1203
NATT1R
NATT1S
NATT2S
NATT2R
NATT2S
IMPI
IMPI
PHASEI
IREFV
NATT1R
NATT1S
NATT2R
SWRL_
SWRL
TPWRL
14V
14V
TPWRL_
3R3V
To the PA UNIT
IREFV
IREFV
NC
RFCNT(EXT)
14V
GND
TSTB3
GNDPHASEI
GND
CNTRS(EXT)
NC
TSTB2
TOE
SWRL
GND
14V
NC
GND
TCLK
IMPI
NC
GND
TDAT
TPWRL
3R3V3R3V
14V
GND
TSTB4
To the MAIN UNIT
TSTB1
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
!5
TUNER UNIT (TUNER-2)
TUNER-1
LA-462
L2051
LA-464
L2071
LR-542
L2081
LR-539
L2091
LA-460
L2031
LA-559
L2011
LA-461
L2041
LA-463
L2061
270P
C2171
LA-459
L2021
330P
C2172
DET_OUT
18P
C2112
18P
C2111
33P
C2122
39P
C2121
150P
C2141
150P
C2142
150P
C2151
150P
C2161
150P
C2162
56P
C2281
56P
C2282
LDAN222
D2311
LDAN222
D2321
LDAN222
D2331
LDAN222
D2341
LDAN222
D2351
LDAN222
D2361
LDAN222
D2371
LDAN222
D2381
LDAN222
D2391
LDAN222
D2551
LDAN222
D2411
LDAN222
D2421
LDAN222
D2431
LDAN222
D2441
LDAN222
D2451
LDAN222
D2461
LDAN222
D2471
LDAN222
D2481
LDAN222
D2491
LDAN222
D2561
LDAN222
D2581
EC2-9TNURL2011
EC2-9TNURL2021
EC2-9TNURL2031
EC2-9TNURL2041
EC2-9TNURL2051
EC2-9TNURL2061
EC2-9TNURL2071
EC2-9TNURL2081
EC2-9TNURL2091
EC2-9TNURL2111
EC2-9TNURL2121
EC2-9TNURL2131
EC2-9TNURL2141
EC2-9TNURL2151
EC2-9TNURL2161
EC2-9TNURL2171
EC2-9TNURL2181
EC2-9TNURL2191 EC2-9TNU
RL2281
EC2-9TNURL2261
EC2-9TNURL2251
0.1
C2444
0.1
C2451
0.1
C2373
0.1
C2453
0.1
C2454
0.1
C2384
0.1
C2463
0.1
C2381
0.1
C2383
0.1
C2312
0.1
C2461
0.1
C2311
0.1
C2464
0.1
C2394
0.1
C2314
0.1
C2391
0.1
C2471
0.1
C2393
0.1
C2324
0.1
C2553
0.1
C2321
0.1
C2473
0.1
C2323
0.1
C2474
0.1
C2554
0.1
C2334
0.1
C2481
0.1
C2551
0.1
C2331
0.1
C2333
0.1
C2483
0.1
C24840.1
C2413
0.1
C2414
0.1
C2344
0.1
C2491
0.1
C2341
0.1
C2421
0.1
C2343
0.1
C2493
0.1
C24940.1
C2423
0.1
C2424
0.1
C2354
0.1
C2561
0.1
C2351
0.1
C2353
0.1
C2431
0.1
C2563
0.1
C2433
0.1
C2364
0.1
C2434
0.1
C2581
0.1
C2361
0.1
C2363
0.1
C2441
0.1
C2583
0.1
C2584
0.1
C2374
0.1
C2443
0.1
C2371
0.0012
C2192
0.0012
C2191
68P
C2132
82P
C2131
0.1
C2313
0.1
C2322
0.1
C2332
0.1
C2342
0.1
C2352
0.1
C2362
0.1
C2372
0.1
C2382
0.1
C2392
0.1
C2412
0.1
C2422
0.1
C2432
0.1
C2442
0.1
C2452
0.1
C2462
0.1
C2472
0.1
C2482
0.1
C2492
0.1
C2552
0.1
C2562
0.1
C2582
EC2-9TNURL2211
EC2-9TNURL2221
J2001 J2002
0.1
C2521
0.1
C2522
0.1
C2524
LDAN222
D2521
0.1
C2513
0.1
C2511
0.1
C2514
LDAN222
D2511
0.1
C2411
0.1
C2564
0.1
C2512
14V
0.1
C2001
0.1
C2006
0.1
C2523
100
R2311
100
R2321
100
R2331
100
R2341
100
R2351
100
R2361
100
R2371
100
R2381
100
R2391
100
R2581
100
R2561
100
R2491
100
R2481
100
R2471
100
R2461
100
R2451
100
R2441
100
R2431
100
R2421
100
R2411
100
R2551
100
R2511
100
R2521
BU2092FV
IC28111 VSS2 DATA3 CLK4 LCK5 Q06 Q17 Q28 Q39 Q410 Q5 11Q6
12NC
13NC
14Q7
15Q8
16Q9
17Q10
18Q11
19QE
20VDD
0.1
C2811
BU2092FV
IC28211 VSS2 DATA3 CLK4 LCK5 Q06 Q17 Q28 Q39 Q410 Q5 11Q6
12NC
13NC
14Q7
15Q8
16Q9
17Q10
18Q11
19QE
20VDD
0.1
C2821
BU2092FV
IC28311 VSS2 DATA3 CLK4 LCK5 Q06 Q17 Q28 Q39 Q410 Q5 11Q6
12NC
13NC
14Q7
15Q8
16Q9
17Q10
18Q11
19QE
20VDD
0.1
C2831
BU2092FV
IC28411 VSS2 DATA3 CLK4 LCK5 Q06 Q17 Q28 Q39 Q410 Q5 11Q6
12NC
13NC
14Q7
15Q8
16Q9
17Q10
18Q11
19QE
20VDD
0.1
C2841
47
R281347
R281247
R2811
47
R2821
47
R2822
47
R2823
47
R2831
47
R2832
47
R2833
47
R284347
R284247
R2841
3R3V
TCLKTDATTSTB1TSTB2TSTB3TSTB4TOE
NATT1SNATT1RNATT2SNATT2R
1200P
C2183
10k
R2814
AS080447L2099
NC9R
NC4R
NL1R
NL1S
NL2R
NL2S
NL3R
NL3S
NL4R
NL4S
NL5R
NL5S
NL6R
NL6S
NL7R
NL7S
NL8R
NL8S
NL9R
NL9S
NC1S
NC1R
NC2R
NC2S
NC3S
NC3R
NC4S
NC5S
NC5R
NC6R
NC6S
NC7S
NC7R
NC8R
NC8S
NC9S
NCOUTR
NCOUTS
NCREDS
NCREDR
NCINR
NCINS
TCLKTDAT
TSTB3
NL0SNL0RNL1SNL1R
NL2SNL2RNL3SNL3R
NL4SNL4RNL5SNL5R NC2R
NC2SNC1RNC1S
NL9RNL9SNL8RNL8S
NL6S
TDATTCLKTSTB2
NL7SNL6R
NL7R
NC3SNC3RNC4SNC4R
NC5SNC5RNC6SNC6R
NC7SNC7RNC8SNC8R
TDATTCLKTSTB4
NATT2RNATT2SNATT1RNATT1S
NCREDRNCREDSNCOUTRNCOUTS
NCINRNCINSNC9RNC9S
TOETOETOE
TDATTCLKTSTB1
TCLKTDAT
TSTB1TSTB2TSTB3TSTB4
TOE
NATT1SNATT1RNATT2SNATT2R
TOE3R3V
NL0S
NL0R
W2001-W2002 62/99/135/C31/C31
GND float
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
!6
PA UNIT (PA-1)
0.1
C102
F202
1205
1 2
RD15HVF1Q121
KDS122
D101
KDS122
D102
J101
47K
R223
100K
R221
1K
R224
R222
82K
0.1
C107
0.1
C112
0.1
C111
0.1
C105
6.8K
R113
68
R104
2SK2854Q101
0.1
C103
0.01
C202
0.001
C201
0.001
C206
0.01
C205
NTCG20
R351
6.8K
R107
0.01
C125
TJ50S06M3LQ221
FHA010
F201
1
220UL332MPZ2012S601AEP331
220UL331
MPZ2012S601AEP332
DF30SC4M
D202
0.01
C113
0.01
C104
0.1
C121
BA09FPIC221
I OG
0.33
C221
820
R105
820
R114
56
R111 RD01MUS2
Q111
P9V
T9V
J301
1 23 45 67 89 1011 1213 1415 1617 1819 2021 2223 2425 2627 2829 3031 3233 3435 3637 3839 40
R141
22
0.68
R142
0.0068
C141
0.1
C133
MPZ2012S221A
EP131
390P
C157
R144
22
0.1
C144
0
R132
0.1
C135
0.0068
C142
6.8
R146
0.0068
C148
27
R140
100P
C154
0.1
C143
0
R133
100
R131
LA-262
L306
RD70HVF1CQ131
L134
LR-507
27
R145
LR-580
L132
22
R136
0.1
C145
FILI
RD70HVF1CQ132
0.0068
C147
10
R147
330P
C156
22
R134
100P
C151
0.1
C146
0.68
R143
MPZ2012S221A
EP132
10
R148
MDATDRESH
PSTBMCK
3R3V
14V
100
R135
100
R137
0.001
C123
0.1
C122
56
R121
1K
R122
33U
L101
470
R108
33
R109
100U
L111
100U
L112
470
R115
0.1
C114
MPZ1608S221AEP111
100 CE-LH
C116
0.1
C115
100
R212
0.1
C212 INA199A2
IC2111
REF2
GND3
V+4
IN+
5IN-
6OUT
R211
0.001
MMZ1608Y102BT
EP121
Q222RUM002N02
FORLPREFLP
0.1
C351
270
R101
270
R103
18
R102
330P
C131
MPZ1608S300AEP301MPZ1608S101AEP302
LDTA114EEQ342
100R303100R302
0.001
C124
100R301
100R304
100R305100R307
100R306100R308
0.001
C161
0.001
C331
0.001
C332
0.001
C333
0.001
C306
0.001
C308
0.001
C310
0.001
C312
0.001
C314
0.001
C317
0.001
C315
0.001
C311
0.001
C309
0.001
C307
0.001
C305
0.001
C313
47P
C319
47P
C320
47P
C318
0.1
C316
0.1
C304
0.1
C302
100P
C301
100P
C303
MMZ1005A152ETEP305MMZ1005A152ETEP306MMZ1005A152ETEP308
MMZ1005A152ETEP303
MMZ1005A152ETEP307MMZ1005A152ETEP309MMZ1005A152ETEP311
100P
C213
LDTC143ZEQ341
100
R124
4.7K
R123
DZ2J180
D201
0.1
C204
0.1
C160
2.7K
R112
2.2K
R106
2.2K
R138
2.2K
R139
470 CE-LX
C203 470 CE-LX
C207 470 CE-LX
C208
470 CE-LX
C106
470 CE-LX
C134
470 CE-LX
C162
22 F93
C223
0.01
C132
MMZ1005A152ETEP312
5P
C158
J331
1234
56
1K
R352
1K
R213
0.1
C214 LR-605
L1331234
5
LR-606
L131 1
23
45
6
4.7
R225
AS080440
L121
150
R125
L1SS400
D171
L1SS400
D172
0.1
C171
0.1
C172
LRB751S
D301
LRB751S
D302
HV
ESTA
ESTATHML
THML
14V
14V
14V
EKEY
T9V T9V
POWS
DRIDV
DRIDV
REFLPFORLP
TXS
TXS
HFID1V
HFID1V
HFID2V
P9V
P9V
IDL
IDL
IDL
ID1V
ID2V
TX
To the RF UNIT
To the external tuner
DC-IN
MCK MDATPSTB DRESH3R3V STARTTXS THMLKEY HFID1VDRIDV REFLPHFID2V FORLPPWRS IDL
PA-2
PA-2
PA-2
To the MAIN UNIT
SCHEMATIC DIAGRAMS
To upgrade quality, some components may be subject to change without notice.
A-7290-3EXPrinted in Japan© 2015 Icom Inc.
!7
PA UNIT (PA-2)
KDS122
D840
33P
C802
33P
C806
68P
C804
SN74AHC595PW
IC7511
QB2
QC3
QD4
QE5
QF6
QG7
QH8
GND9
QH'
10SCLR
11SCK
12RCK
13G
14SI
15QA
16VCC
100U
L711
220P
C842
100U
L840
FTR-B4CA009Z
RL840 100U
L851
0.1
C750
330P
C846
FTR-B4CA009Z
RL841
LR-216
L842
82P
C857
0.1
C711
J961
0.12U
L801 L802
0.12U
56K
R989
0.001
C984
HK3(HOLE)CP982
10K
R986
33K
R990
HK3(HOLE)CP981
470P
C981
47K
R988
10K
R981
47K
R982
56K
R983
330
R985
0.001
C982
33K
R984
330
R991
10K
R992
15
R962
10K
R964
LR-532A
L961
15
R963
LRB751S
D961
2P
C961
LRB751S
D962
2P
C969
10K
R961
P9V
3R3V
MDATDRESHPSTBMCK
FILI
FORLP
REFLP
Q773LDTC143ZE
0.01
C771
Q777LDTC143ZE
0.01
C777
0.01
C775
Q775LDTC143ZE
0.01
C785
0.01
C776
0.01
C786
Q776LDTC143ZE
0.01
C781
Q772LDTC143ZE
0.01
C787
0.01
C782
0.01
C774
Q774LDTC143ZE
0.01
C772
0.01
C783
0.01
C784
0.01
C773
Q771LDTC143ZE
NJM2904CRB1
IC981
2
31
NJM2904CRB1
IC981
6
57
NJM2904CRB1IC981V+
8
GND40
.1
C985
14V
REFLP
14V
PA-1
PA-1
KDS122D801
FTR-B4CA009ZRL801
Q778LDTC143ZE
0.01
C779
100U
L803
1
C812
390
R813
0.01
C811
4.7K
R814
10K
R817
KTC2875Q811
4.7K
R815
1.2K
R812
1.5K
R816
J801
1K
R811
L1SS400
D965
L1SS400
D966
0.1C807
0.1
C851
0.1C808
0.1
C841
75P
C97075P
C963
0.1
C801
100U
L891
FTR-B4CA009Z
RL880
680P
C882
LR-295
L882
390P
C884
680P
C883
680P
C893
150P
C894
FTR-B4CA009Z
RL881
0.1
C891
82PC889
680P
C890
100U
L880
68PC899
680P
C896
0.1
C881
LR-294
L881
680P
C885
220P
C886
220P
C897
680P
C888
100UL952
FTR-B4CA009Z
RL921
KDS122
D920
82P
C925
0.1
C921
0.1
C931
FTR-B4CA009Z
RL920 100UL931
100U
L920
LR-214
L922
100U
L820
100U
L831
FTR-B4CA009Z
RL821
KDS122
D820
68P
C835
0.1
C821
0.1
C831
FTR-B4CA009Z
RL820
FTR-B4CA009Z
RL860
FTR-B4CA009Z
RL861
0.1
C871
100U
L860
LA-590
L862
100U
L871
0.1
C861
KDS122
D860
KDS122
D880
0.1
C951
100U
L951
56P
C954
FTR-B4CA009Z
RL941
FTR-B4CA009Z
RL940
100U
L940
KDS122
D940
56P
C945
0.1
C941
LR-293
L902
KDS122
D900
56P
C908
LR-293
L901
FTR-B4CA009Z
RL900
100U
L900
100P
C902
27P
C904
FTR-B4CA009Z
RL901
82P
C905
100P
C906
0.1
C911
LR-293
L903
100U
L911
0.1
C901
100U
L981
12PC863
33P
C877
33P
C868
LA-547
L863
56P
C828
39P
C944
100P
C647
100P
C949
47P
C953
47P
C946
27P
C950
LR-396
L942
LR-229
L943100P
C903
100P
C907
68P
C909
0.001
C983
0
R987
0.001
C986
0.001
C987
5P
C962 5P
C971
18PC862
12P
C875
LDTA123YETQ781
LDTA123YETQ783
LDTA123YETQ784
LDTA123YETQ785
LDTA123YETQ786
LDTA123YETQ787
LDTA123YETQ782
2P
C972
0.0033
C966
39P
C864
27P
C876
27P
C866
33P
C869
6P
C865
39P
C824
10P
C826
22PC825
82P
C827
12PC833
LR-388
L823
LR-216
L921
270P
C923
150P
C934
180P
C933
270P
C922
68P
C858
LA-604
L861
LR-218
L841
270PC843
150P
C844
120P
C855
150P
C856
330P
C929
270P
C924
330P
C928
330P
C926
270P
C927
220P
C849
150P
C850
BAR64
D811
BAR64
D812LA-479
L822
L5S
L3SL2S
L1S
L7SL6S
L4S
L5S
L7
L1S
L4
L6S
L3
L7S
L1
L3S
L6
L5
L4S
L2S L2
L5
L6
L4
L1
L7
L3
L2
CLK
OEDATA
STB
REF
FOR
RX
TX/RX
1.8MHz
3.5MHz/3.8MHz
24MHz/28MHz
4.63MHz/5MHz/7MHz
50MHz/70MHz
18MHz/21MHz
10MHz/14MHz
To the RF UNIT
To the TUNER UNIT
FORLP