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– 1 –
MICROFILM
CDModel Name Using Similar Mechanism CFD-ZW750/ZW770
Section CD Mechanism Type KSM-213CDM
Optical Pick-up Name KSS-213C
TC Model Name Using Similar Mechanism NEWSection Tape Transport Mechanism Type MF-Z500-117
SERVICE MANUAL US ModelCanadian Model
CFD-Z500/Z550
CD RADIO CASSETTE-CORDER
CD player sectionSystem
Compact disc digital audio systemLaser diode properties
Material: GaAlAsWave length: 780 nmEmission duration: ContinuousLaser output: Less than 44.6 µW(This output is the value measured at a distance ofabout 200 mm from the objective lens surface onthe optical pick-up block with 7 mm aperture.)
Spindle speed200 r/min (rpm) to 500 r/min (rpm) (CLV)
Number of channels2
Frequency response20 - 20,000 Hz +1/–2 dB
Wow and flutterBelow measurable limit
Radio sectionFrequency range
FM: 87.6 - 108 MHzAM: 530 - 1,710 kHz
AntennasFM: Telescopic antennaAM: Built-in ferrite bar antenna
SPECIFICATIONS
– Continued on next page –
Cassette-corder sectionRecording system
4-track 2 channel stereoFast winding time
Approx. 120 s (sec.) with Sony cassette C-60Frequency response
TYPE I (normal): 80 - 12,500 Hz
GeneralSpeaker
Full range: 10 cm (4 in.) dia.,3.2 ohms, cone type (2)
OutputsHeadphones jack (stereo minijack)For 16 - 68 ohms impedance headphones
Power output (excluding US model)2.3 W + 2.3 W (at 3.2 ohm, 10% harmonicdistortion in AC operation)
AUDIO POWER SPECIFICATIONS (US Model)POWER OUTPUT AND TOTALHARMONIC DISTORTIONWith 3.2-ohm loads, both channels drivenfrom 150 - 10,000 Hz; rated 1.8 W perchannel-minimum RMS power, with no morethan 10% total harmonic distortion in ACoperation.
Other Specifications
Photo : CFD-Z550
Ver 1.1 1999. 08
– 23 – – 24 – – 25 –
CFD-Z500/Z550
5-6. SCHEMATIC DIAGRAM — CD SECTION — • Refer to page 37 for IC Block Diagrams.
(Page 33)(Page 30)
Approx. 100mVp-p
IC701 $¶ (TEI)
• Waveforms (MODE:PLAY)
1
2
3
4
5
2.5V
1.3±0.5Vp-p
Approx. 200mVp-p
IC701 1 (FEO)
2.5V
IC703 @¡ (MDP)
2Vp-p
7.6µsec
16.9344MHz
IC703 &¡ (XTAO)
2.2Vp-p
IC701 #£ (RFO)
Note:• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolyticsand tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwisespecified.
• U : B+ Line.• Power voltage is dc 9 V and fed with regulated dc power
supply from battery terminal.• Voltage is dc with respect to ground under no-signal
condition.no mark : CD (STOP)
• Waveforms are taken with a oscilloscope.Voltage variations may be noted due to normal produc-tion tolerances.
• Circled numbers refer to waveforms.• Signal path.J : CD
Note:The components identi-fied by mark ! or dottedline with mark ! are criti-cal for safety.Replace only with partnumber specified.
Note:Les composants identifiés parune marque ! sont critiquespour la sécurité.Ne les remplacer que par unepiéce portant le numérospécifié.
CT1-1,L1
FM TRACKING
CT1-4,L4
AM FREQUENCY
COVERAGE
CT1-2,L2
FM FREQUENCY
COVERAGE
CT1-3,L3
AM TRACKING
T2
AM IF
T1
FM IF
5-8. SCHEMATIC DIAGRAM — MAIN SECTION — • Refer to page 26 for Note on Schematic Diagram.
• Refer to page 39 for IC Block Diagrams.
– 29 – – 30 –
CFD-Z500/Z550
(Page 24) (Page 33)
(Page 36)
5-10. SCHEMATIC DIAGRAM — CONTROL SECTION — • Refer to page 40 for IC Block Diagrams.
– 33 – – 34 –
CFD-Z500/Z550
(Page 24)
(Page 30)
Note:• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolyticsand tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specified.
• C : panel designation.• U : B+ Line.• Power voltage is dc 9 V and fed with regulated dc power
supply from battery terminal.• Voltage is dc with respect to ground under no-signal
(detuned) condition.no mark : FM( ) : AM< > : CD (STOP)
• Voltages are taken with a VOM (Input impedance 10 MΩ).Voltage variations may be noted due to normal produc-tion tolerances.
5-11. PRINTED WIRING BOARDS — POWER SECTION — • Refer to page 16 for Circuit Boards Location.
CFD-Z500/Z550
– 35 – – 36 –
5-12. SCHEMATIC DIAGRAM — POWER SECTION —
TOTAL CURRENTPB(TAPE) : 200mAFF/REW : 220mAREC : 230mAFM : 170mAAM : 160mAPB(CD) : 400mASTOP(CD) : 200mA
1
A
B
C
D
E
F
G
H
I
J
2 3 4 5 6 7 8 9
WHT
DRY BATTERYSIZE "D"
(IEC DESIGNATION R20)3PCS, 4.5V
DRY BATTERYSIZE "AA"
(IEC DESIGNATION R6)3PCS, 4.5V
DRY BATTERYSIZE "D"
(IEC DESIGNATION R20)3PCS, 4.5V
WP1
MAIN BOARDCNB305
04
POWER TRANSFOMER
( )
( )
( )
(Page 27)
(Page 30)
Note on Printed Wiring Boards:• X : parts extracted from the component side.• b : Pattern from the side which enables seeing.
Ref. No. LocationD901 D-3D902 D-4D903 D-3D904 D-4D906 E-2D907 E-2D908 E-2
• SemiconductorLocation
Note on Schematic Diagram:• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolyticsand tantalums.
• C : panel designation.
• U : B+ Line.• Total current is measured with no cassette installed.
Note:The components identi-fied by mark ! or dottedline with mark ! are criti-cal for safety.Replace only with partnumber specified.
Note:Les composants identifiés parune marque ! sont critiquespour la sécurité.Ne les remplacer que par unepiéce portant le numérospécifié.
– 37 –
CHARGEUP
FSET
TRACKINGPHASE COMPENSATION
FOCUSPHASE COMPENSATION
40FE BIAS
41F
42E
43EI
44VEE
45TEO
46LPF1
47TEI
48ATSC
49TZC
50TDFCT
51VC
52FZC
26 SENS2
25 SENS1
24 C OUT
23 XRST
22 DATA
21 XLT
20 CLK
19 LOCK
VCC
17 ISET
16 SL O
SL M
SL P
39
PD2
PD1
38 37
PD0
36
LD
35
RFTC
34
RF M
33
RF O
32
RF I
31
CP
30
CB
29
CC1
28
CC2
27
FOK
1
FEO FEI
FDFC
T
FGD
FLB
FE O
7
FE M
8
SRCH
9
TGU
10
TG2
11
FSET
12
TA M
13
TA O
TM2
TM6TM4
TM7
TM5
TM3
VEEVEETG2
VCC
FS1
FS2
FS4
TG1
TM1
DFCT
DFCT
VEE
VCC
ISET
VCC
VCC
FZC COMP
VCC
VCC
VEE
TZC COMP
ATSCWINDOW
COMP
E-F BALANCEWINDOW COMP
TOG1
BAL1
BAL2
BAL3
BAL4
IFB1
IFB2
IFB3
IFB4
IFB5
IFB6
TOG2
TOG3
TOG4
E IV AMP
F IV AMP
PD2 IVAMP
PD1 IVAMP
VCCAPC
VCC
VEETGFL
VEE
VEE
VEELASER POWER CONTROL
FE AMP
RF SUMMING AMP
FO BIASWINDOW
COMP
FOK
TRK GAINWINDOW COMP
VCC
DFCT
VCC
VCC
VEE
VEE
MIRR
VEE
IIL
IIL
TTL
IIL
TTL
TTL
CC1
DFCT
1
MIR
R
LDON
LPCL
LPC
TGFL
FOHFOLTGHTGL
BALHBALLATSC
TZCFZC
IIL DATA REGISTERINPUT SHIFT REGISTER
SENS SELECTOROUTPUT DECODER
DFCTO IFB1–6BAL1–4TOG1–4
FS1–4 TG1–2 TM1–7 PS1–4
4 5 632
14
15
18
LEVE
L 9
IC701 CXA1992BR
• IC Block Diagrams
– 38 –
PWM
PWM
1 2 3 4 5 6 12 13 14 15 16 17 19 20
34
27
24
23
25
21
61
63
64
6667686970
71
72
73
7475
77787980
OSC
62
65
76
7 8 9 10 11 18
22
28
26
33
32
31
30
29
36
35
40
39
38
37
45 44 43 42 4150 49 48 47 4655 54 53 52 5159 58 57 5660
EFMDEMODULATOR
ERRORCORRECTOR
16kRAM
D/AINTERFACE
CLOCKGENERATOR
SERVOAUTO
SEQUENCER
CPUINTERFACE
DIGITALOUT
SUB CODEPROCESSOR
3rd-ORDERNOISE SHAPER
OVER SAMPLINGDIGITAL FILTER
SERIAL-ININTERFACE
DIGITALCLV
OSC
DIGITALPLL
ASYMMETRYCORRECTOR
LRCKI
LRCK
ASYO
ASYI
BIAS
RF
AVDD
CLTV
AVSS
FILI
FILO
PCO
V16MVCTL
VCKIVPCO1
TES1
TES0
PWMI
MDP
VDDSYSM
AVSS
AVDD
XTAIXVDDAVSS
LOUT1AIN1
AOUT1
XTAO
XVSS
AVSS
LOUT2AIN2
AOUT2
AVDDAVSSXRSTVDD
VSS
EXCK
SBSO
SCOR
WFC
K
ENPH
I
EMPH
DOUT
C4M
XTSL
C2PO
GFS
XPCK
XUGF
VDD
VSS
BCKI
BCK
PCM
DI
PCM
D
VSS
LMUT
ERM
UTE
SQCK
SQSO
SENS
DATA
XLAT
CLOK
SEIN
CNIN
DATO
XLTO
CLKO
SPOA
SPOB
XLON FO
KVD
DVS
S
IC703 CXD2589Q
IC702 BA6898FP1 2 3 4 5 6 7 8 9 10 11 12 13 14
28 27 26 24 23 22 21 20 19 18 17 16 1525
LEVE
LSH
IFT
LEVE
LSH
IFT
LEVE
LSH
IFT
D.BU
F
D.BU
F
LEVE
LSH
IFT
D.BU
F
D.BU
F
D.BU
FGN
D
F– F+ FIN
NC VREF
VCC
VCC
NC TIN
T– T+ VREF
SPI
SL–
SL+
SLIN NC NC NC
MUT
E
GND
SPIN NC SP–
SP+
GND
SPO
D.BU
FD.
BUF
D.BU
F
REGULATOR
DRIV
ER-
MUT
E
VCC
VCC
– 39 –
1
2
3
6
9
10
11
12
8
7
4
5
22
TAPE
TAPE
TAPE
BUF AMPA1
BUF AMPA2
NABAMP1
NABAMP2
23
24
15
14
13
21
20
17
16
RADIO
BUF AMPB1
BUF AMPB2
MUTE
MUT
E
ON
ON
ON
7dB
26dB
26dB
MONITORAMP
LOGIC
18
19
MUTE
7dB
MONITORAMP
LINE
TAPERADIO
LINE
ALC2
ALC1
DET
RECAMP1
RECAMP2
2.1
REFAMP
MICAMP1
LINEIN1INTEXTRADIOIN1RECPLAY
PREOUT1
PREOUT2
RADIOLINE
RADIOIN2
LINEIN2
MICIN
TAPETAPE
VCC
ALCNAB
OUT1
NABNF1
RECOUT1NABIN1
VREF
GND
NABIN2
RECOUT2
NABNF2
NABOUT2
MICNF
IC1 CXA1538S
IC301 TA2068N
30 29
4321
28 27 26 25 24 23 22 21 20 19 18 17 16
VCO MPX REG.
REG
FM FRONT-END
AM FRONT-END
1/2COUNTER
1/2COUNTER
5 6 7 8 9 10 11 12 13 14 15
MONO/STSELECT
DECORD AMP RIPPLEFILTER
MUTING
PD 1
PD 2
AUTOBLEND
BAND PASSMUTE
TUNINGINDICATOR
AMIF/DET
FM IF/DISCRI
GND
PLL
LPF2
MPX
REG
VCC
MUT
EAM
OSC
AFC
FM O
SCRE
G OU
T
FM R
F
AM R
F IN
FM R
F IN
FE G
ND
FM/A
MFE
OUT
FM DISC
RI
BAND
SEL
ECT
AM IF
INFM
IF IN
TUNE
D IN
D
GND
AFC/
AGC
2
AFC/
AGC
1
VCC
LCH
OUT
RCH
OUT
PLL
LPF
1PI
LOT
DET
LPF
1
PILO
T DE
TLP
F 2
ST IN
D/VC
C CH
ECK
RIPP
LEFI
LTER
– 40 –
VCC VDD A05A06 A04 A03 VSS
DO LD CLK DI A01 A02 GND
ADDRESSDECODER
121314 11 10
54321 6 7
CH2
8 BITR-2R+SEGMENTD-A CONVERTOR
8 BITLATCH
CH1
8 BITR-2R+SEGMENTD-A CONVERTOR
8 BITLATCH
9 8
CH3
8 BITR-2R+SEGMENTD-A CONVERTOR
8 BITLATCH
CH4
8 BITR-2R+SEGMENTD-A CONVERTOR
8 BITLATCH
CH5
8 BITR-2R+SEGMENTD-A CONVERTOR
8 BITLATCH
CH6
8 BITR-2R+SEGMENTD-A CONVERTOR
8 BITLATCH
D8-D11 D0-D7
12BIT SHIFT REGISTER
12
1110987654321
1314151617
BIAS
400H
z
100H
z
BAL
VOL
DC1
4KHz
1KHz
DVCC
10KH
z
DC2
IN2
VCC
LINE
OUT2
OUT2
(FIX
)
OUT2
(VAR
IABL
E)
VG
IN1
GND
LINE
OUT1
OUT1
(FIX
)
OUT1
(VAR
IABL
E)
ISET
CONTROL
18202122 19
14dB
20dB
20dB
14dB
GRAPHIC EQUALIZER
GRAPHIC EQUALIZER
IC302 CXA1352AS
IC804 M62354P