FILE .NO
Service Manual Compact Disc Player
REFERENCE No. SM5810452
CDP-990 (AU)
PRODUCT CODE No.164 098 08
CONTENTS
Specifications ................................................................... Top
Laser beam safety precautions ........................................ 1
Exploded view (cabinet and chassis) ............................... 1
Parts list ........................................................................... 2
IC block diagram and description ..................................... 3
Wiring Connectgion .......................................................... 5
Schematic diagram .......................................................... 6
Wiring diagram (CD Main) ................................................ 8
Wiring diagram (Display) .................................................. rear
- 1 -
LASER BEAM SAFETY PRECAUTIONS• Pickup that emits a laser beam is used on this CD section.
EXPLODED VIEW
1
3
4
6
72
1415
16
17
7
5
71
910
11
2
8
Y01
Y02
Y01
Y02
- 2 -
PRODUCT SAFETY NOTICEEACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THEIEC SYMBOL !!! IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY CANBE OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED BY !!! , USE ONLY THE REPLACEMENT PARTSDESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED INTHE PARTS LIST IN THIS MANUAL. LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO DETERMINETHAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE PRODUCT TO
PARTS LIST
CAUTION : Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram.Regular type resistors are less than 1/4W carbon and chip type and 0 ohm chip resistors.Regular type capacitors are less than 50V and less than 1000µF of Ceramic and chip type and Electrolytic type.
PACKING & ACCESSORIESREF.NO. PART NO. DESCRIPTION
645 064 5808 GIFT BOX645 064 5815 INSTRUCTION MANUAL,
1AD6P1P1961—645 057 5457 POLYBAG,EARPHONE645 057 5464 POLYBAG,I/B645 057 5280 ADAPTOR AC/DC,SAA645 063 8480 STEREO EARPHONE
CABINET & CHASSISREF.NO. PART NO. DESCRIPTION1 645 063 8275 ASSY CD LID2 645 057 5419 CD DOOR PIN3 645 063 8558 BUTTON SET L,REPEAT4 645 063 8565 BUTTON SET R,PLAYMODE5 645 063 8541 BUTTON FUNCTION,
CLEAR/TRANS/ABS6 645 057 5600 CD DOOR SPRING,STEEL7 645 063 8497 CABINET TOP8 645 057 7451 KNOB OPEN,DOOR9 645 057 5402 CD DOOR LOCKER10 645 057 5426 CD DOOR LOCK SPRING,STEEL11 645 057 5594 RUBBER CUSHION,
FOR CD MECHA14 645 057 5235 BATT CONTACT SPRING+15 645 057 5310 BATT LID16 645 057 4993 ASSY CABINET BOTTOM17 645 057 5587 CD MECHANISM
FIXING PARTSREF.NO. PART NO. DESCRIPTIONY01 645 057 5433 SCR 1.7X4,CD BDY02 645 057 5440 SCR 2X10,TOP CAB TO BTM CAB
DISPLAY P.W.BOARD ASSYREF.NO. PART NO. DESCRIPTION71 614 325 7691 ASSY,PWB,DISPLAY(Only initial)CN400 645 057 5204 14P FILM CABLE CON.D0401 645 016 8956 SW DIODE 1N4148D0402 645 016 8956 SW DIODE 1N4148D0403 645 016 8956 SW DIODE 1N4148LCD01 645 057 5259 LCD DISPLAY
645 057 5242 CONNECTION PLATE
CD MAIN P.W.BOARD ASSYREF.NO. PART NO. DESCRIPTION72 614 328 3836 ASSY,PWB,CD MAIN(Only initial)C0102 403 056 8905 POLYESTER 1000P M 50VCN101 645 057 5167 6P WAFERCN401 645 057 5181 14P FILM CABLE R/A Cor 645 057 5174 14P FILM CABLE R/A CD0101 645 016 9250 RECTIFIERD0102 645 016 9250 RECTIFIERD0103 645 057 5099 DIODE 1N5818D0104 645 016 8956 SW DIODE 1N4148D0400 645 016 8956 SW DIODE 1N4148D0404 645 016 8956 SW DIODE 1N4148D0405 645 016 8956 SW DIODE 1N4148I101A 645 057 5020 IC FAN8038B,IC101AI201A 645 057 5037 IC SIL9223B02-TORO,IC201AI301A 645 057 5044 IC S5L9286F02-TORO,IC301AI401A 645 057 5051 IC S3C70F4X11-SOB4,IC401AI601A 645 057 5013 IC FAN7000D,IC601AJ0101 645 027 1434 DC JACK 3PINS(DC-014)J0302 645 026 8663 STEREO JACK EJS-3-0935GL0101 645 057 5136 CHOKE COILL0102 645 057 5143 CHOKE COILL0103 645 057 5129 CHOKE COILN201A 645 057 5198 16P FILM CABLE R/A C,CN201AQ0102 645 057 5068 TR 2SA1585SRQ0103 645 057 5075 TR 2SC4115SRQ0104 645 057 5075 TR 2SC4115SRQ0201 645 057 5082 TR 2SA933SRSW402 645 057 5150 SW TACTVR601 645 057 5112 ROTARY VOL,R1016G21B1-A50KX0401 645 020 3572 CERAMIC RESONATOR,
MXW040-TF01645 057 5211 BATT CONTACT SPRING645 057 5228 BATT CONTACT SPRING
- 3 -
IC BLOCK DIAGRAM & DESCRIPTION
44
1
2
3
4
5
6
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
34353637383940414243
7
STARTERMAXIMUM
DETECTOIN
! 2
! 2
! 2
! 2
! 2
! 2
! 2
! 2
MUTE2
BR
AK
E
MUTE34
NC
SIGNAL VCC
OVER
VOLTAGE
PROTECTION
TRIANGLE WAVE
FIL SGND EMPSET ADPVCC STOP START CLKIN PWM DVCC EMP
OVP
BATT
RSTOUT
DEDSET
BDSW
ERRO
ERRI
SCP
COSC
NC
OPIN(-)
SVCC1 OPOUT OPIN(+) SVCC2 VREF DI3 DI4 MUTE34 DI2 MUTE2 DI1
CHGSET
DO1(-)
DO1(+)
PGND
DO3(+)
DO3(-)
DO4(+)
DO4(-)
BRAKE
DO2(-)
DO2(+)
RST
IC101A FAN8038B (Power & Driver)
LDON
FS1-FS4
TM1-TM6
BAL1-BAL5
PS1-PS4
GA1-GA5
RF-
RFO
PD1
PD2
F
E
EI
PD
LD
VR
EQO
IRF
ASY
EFM
RFI
DCB
FDFCT
FE-
FEO
TDFCT
TE-TEOTE2LPFT
SLOSL-SL+
SPDLOSPDL-SMDP
SMEFFSET
MIRRORMCP
FOK
TG2
TGU
DCC2
FEBIAS
EQC
72
73
64
65
62
66
67
78
68
69
70
77
75
74
31
32
76
1
3
4 14 15 12 13 18 16 11 10 8 9
39
80
38
5
24
23
22
44
45
41
43
42
60
61
54
52
49
48
56
47
46
59
226272557515034353637302829215358
DC
C1
GC
1O
GC
1I
CH
1O
CH
1I
MU
TE
I
RR
C
CH
2O
CH
2I
GC
2I
GC
2O
FR
SH
FS
3
FG
D
FLB
FE
2
TZ
C
AT
SC
MC
K
MD
AT
A
MLT
RE
SE
T
IST
AT
LOC
K
TR
CN
T
WD
CH
TE
1
FE
1
RF Amp
Focus Error AmpFE-BIAS Adjustment
Tracking Error AmpE/F Balance & Gain
Control
APC Amp
Center Voltage Amp.
RF Level AGC & Equalizer
EFMComparator
Defect DetectionCircuit
MICOM DataInterface Logic
Focus PhaseCompensation& Offset cancel
circuit
MICOM TO SERVO CONTROLAUTO SEQUENCER
Tracking PhaseCompensation Block& Jump Pulse GEN.
Sled Servo Amplifier& Sled Kick GEN.
Spindle Servo LPF( Double Speed )
Mirror DetectionCircuit
FOK DetectionCircuit
Built-in Post Filter Amp ( L&R )
ADJUSTMENT-FREE CONTROL
SMON
IC201A SIL9223B02 (RF AMP. & Servo Signal Processor)
- 4 -
IC BLOCK DIAGRAM & DESCRIPTION
ProgramStatus Word
Flags
Arithmeticand
Logic Unit
Instruction Decoder
InternalInterrupts
RESET
InterruptControlBlock
StackPointerClock
Program MemoryKS57C01502: 2 KByteKS57C01504: 4 KByte
512 x 4-BitData
Memory
Input Port 2
Comparator
P2.0/KS0/CIN0P2.1/KS1/CIN1P2.2/KS2/CIN2P2.3/KS3/CIN3
I/O Port 5
P4.0 - P4.3
P6.0/KS0P6.1/KS1P6.2/KS2P6.3/KS3
I/O Port 4
I/O Port 6
XOUTXIN
ProgramCounter
8-BitTimer/Counter
I/O Port 3
I/O Port 0P0.0/CLOP0.1/TIOP0.2/INT1
P3.0/TCL0P3.1/TCLO0
P3.2/CLO
P5.0 - P5.3
Serial I/O Port
Input Port 1P0.0/SCKP0.1/SOP0.2/SI
Basic Timer Watch Timer
IC401A S3C70F4X11 (Microcntroller)
CNTVOL
65EFMI
42DPFIN
31
DPFOUTDPDO
7172747569
SMEFSMONSMDPSMDSLOCK
87
XOUTXIN
363735
6867
MDATMCKMLT
TRCNT/ISTAT
60 61 62 64
XT
ALS
EL
FO
KC
DR
OM
TE
ST
1
6
DA
TX
18 19
RC
HO
UT
LCH
OU
T
21 VREFH116 VREFL1
23796676131110
EMPHLRCHIADATAIBCKIBCKOADATAOLRCHO
28 SQCK
29 SQDT
32
SD
AT
3125
SB
CK
S0S
1
EFMPHASE
DETECTOR
23BITSHIFT
REGISTER
SUBCODESYNC
DETECTOR
SUBCODEOUTPUT
SUBCODE-QREGISTER
DIGITALPLL
FRAME SYNCDETECTOR
PROTECTORINSERTOR
EFMDEMODULATOR
ADDRESSGENERATOR
CLVSERVO
X-TALTIMING
GENERATOR
TRACKCOUNTER
CPUINTERFACE
MODESELECTOR
DIGITALOUTPUT
16KSRAM
ECC
INTERPOLATOR
DIGITALFILTER
& DE-EMPH
D/ACONVERTER
8 B
IT D
AT
A B
US
IC301A S5L9286F02 (Digital Signal Processor)
- 5 -
WIRING CONNECTION
IC601A FAN7000D ( Power OP. AMP.)
IC BLOCK DIAGRAM & DESCRIPTION
1
2
4
3
5 6
7
8
9
10POWER SAVE SWITCH CTL MUTE CTL
REF
REF
REF
REF
PS
INA
GND
INB
REF VCC
OUTB
GND
OUTA
MUTE
FAN7000D Low Power Amplifier
- 7 -- 6 -
SCHEMATIC DIAGRAM
This is a basic schematic diagram.
- 8 -
WIRING DIAGRAM (CD MAIN)
A SIDE B SIDE
SANYO Electric Co., Ltd.
Osaka, JapanJul. / '03 BB Printed in Japan
WIRING DIAGRAM (DISPLAY)