– 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