Sony CFD-ZW750 - Cd Radio Cassette-corder Bedienungsanleitung

– 1 –

CD Model Name Using Similar Mechanism PMC-D305

Section CD Mechanism Type KSM-213CDM

Optical Pick-up Name KSS-213C

TC Model Name Using Similar Mechanism NEW

Section Tape Transport Mechanism Type MF-ZW750-117

SERVICE MANUAL

CFD-ZW750/ZW770

CD RADIO CASSETTE-CORDER

MICROFILM

CD player section

System

Compact disc digital audio system

Laser diode properties

Material: GaAlAs

Wave length: 780 nm

Emission duration: Continuous

Laser output: Less than 44.6 µW

(This output is the value measured at a distance of

about 200 mm from the objective lens surface on

the optical pick-up block with 7 mm aperture.)

Spindle speed

200 r/min (rpm) to 500 r/min (rpm) (CLV)

Number of channels

Frequency response

20 - 20,000 Hz +1/–2 dB

Wow and flutter

Below measurable limit

SPECIFICATIONS

– Continued on next page –

Radio section

Frequency range

FM: 87.6 - 108 MHz

AM: 530 - 1,710 kHz

Antennas

FM: Telescopic antenna

AM: Built-in ferrite bar antenna

Cassette-corder section

Recording system

4-track 2 channel stereo

Fast winding time

Approx. 120 s (sec.) with Sony cassette C-60

Frequency response

TYPE I (normal): 80 - 12,500 Hz

AUDIO POWER SPECIFICATIONS (US Model)

POWER OUTPUT AND TOTAL

HARMONIC DISTORTION

CFD-ZW750:

With 3.2-ohm loads, both channels driven

from 150 - 8,000 Hz; rated 2 W per channel-

minimum RMS power, with no more than

10% total harmonic distortion in AC

operation.

CFD-ZW770:

With 6-ohm loads, both channels driven

from 150 - 8,000 Hz; rated 3.6 W per channel-

minimum RMS power, with no more than

10% total harmonic distortion in AC

operation.

Other Specifications

Photo : CFD-ZW770

CFD-ZW750/ZW770

– 17 – – 18 –

5-3. BLOCK DIAGRAM — CD SECTION —

38 33 35

• Signal path

• R-ch : same as L-ch.

: CD

PD1

RF AMP

FE AMP

PD2

18 19

LD ON

SWITCH

Q701

LASER

DIODE

CONTROL

SERIAL/

PARALLEL

CONVERTER

DECODER

RF O

FOK

C. OUT

SENS1

SENS2

IIL

TTL

DATA

XLT

CLK

XRST

TTL

IIL

TRACKING

PHASE

FOCUS

PHASE

COMAND

6 16 7

574

617

21 8 9 62

TAO

FEO

SLO

RF AMP & SYSTEM SERVO PROCESSOR

IC701

DIGITAL SIGNAL PROCESSOR

IC703

VREF

TRACKING

COIL

DRIVE

27 25

FOCUS

COIL

DRIVE

T+

F+

F-

T-

SLED

MOTOR

DRIVE

SPINDLE

MOTOR

DRIVE

SL+

SP+

SP-

SP0

SL-

TRACKING

COIL

FOCUS

COIL

OPTICAL PICK-UP

BLOCK

(KSS-213C)

TIN

FIN

MUTE

SLIN

SPIN

VREF VREF

OPTICAL PICK-UP

DRIVE

IC702

M702

SLED

MOTOR

M701

SPINDLE

MOTOR

C-RST

C-SEN2

C-SEN1

C-SQSO

C-SQCK

C-SOR/R-CNT

C-CLK

C-MUT

C-XLAT

C-DATA

FOK

CNIN

SEIN

DATO

XLTO

CLKO

XRST

MDP

SPOA

XLON

SENS

SQSO

SQCK

SCOR

DATA

XLAT

CLOK

SYSM

XTAI

XTAO

SERVO

AUT

SEQ.

EFM DEMODULATOR

SERIAL

INTERFACE

D/A

INTERFACE

SUB CODE

PROCESSOR

CPU INTERFACE

DIGITAL

CLV

S701

(LIMIT)

SYSTEM CONTROL

IC801 (1/2)

70•71

X701

16.9344MHz

DIGITAL

FILTER

D/A

CONVERTER

AOUT1

LOUT1

AOUT2

LOUT2

CD L-CH

R-CH

MAIN

SECTION

R-CNT/ST-MO

MAIN

SECTION

PWM

AMP

PWM

AMP

– 19 – – 20 –

5-4. BLOCK DIAGRAM — MAIN SECTION —

CFD-ZW750/ZW770

6717 18 19 2021 68

2 4

31 32 29 30 66

38–41

12 3

CD L-CH

S301-1

REC

R-CH

10 728

A-L

B-L

BIAS

TR-C

BIAS

TR-B

TU-L

AGC-T

CD-L

REC EQ

BIAS

OSC LOGIC

MIC/HS

A/B

NOR/HI

FUNCTION

OUT-L

OUT-R

REC/PB

PRE AMP

IC301

RV301

TAPE

SPEED

Q306

M301

(CAPSTAN/REEL)

–+

ISS1

Q318

ISS3

Q319

Q316

Q307

Q304

T301

BIAS

OSC

Q317

POWER

DETECTOR

Q340

R-CH

L-CH

HRP301

RECORD/

PLAYBACK

HEAD

(DECK B)

L-CH

R-CH

HP301

PLAYBACK

HEAD

(DECK A)

CD SECTION

R-CNT/ST-MO

CD SECTION

S304

(MD POWER)

DECK A

S307

(MD POWER)

DECK B

S301-3

REC

79 C-DOR

COM0

ROCK

POP

JAZZ

CLUB

MANUAL

COM3

42–64

73•74

SEG0

SEG22

R-LATCH

R-CLK

LCD801

LED

SWITCH

Q807

5 BAND

GRAPHIC

EQUALIZER

D806-809

TUNER TUNER

POWER AMP

IC304

Q101

Q323(ZW770)

Q332(ZW750)

2 1 22 21 20

GRAPHIC

EQUALIZER

CONTROLLER

VOLUME/SOUND CONTROL

IC302

IC803

5 BAND PROCESSOR

IN2

OUT2

100

400

10K

VOL

SP901

SPEAKER

(L-CH)

R-CH R-CH J301

PHONES

Q301

Q302

Q305

Q303

S306

(MD PLAY)

DECK B

S801

CD DOOR

OPEN/CLOSE

S305

(MD PLAY)

DECK A

DUB

RADIO

V-DATA/R-DATA

V-CLOCK

V-LATCH

TAPE

TC2

TC1

TUNER

TAPE

X802

32.768KHz

X801

4.19MHz

CLOCK

SHIFT

Q801

CLOCK

SHIFT

Q802

RESET

IC802

B/UP +5V REM +B

RST

B-MUTE

SIRCS

RECEIVER

IC811

RMC

PCON

REGCK

INT/SFT-CLK

XTAL

KEY1

KEY2

KEY3

KEY4

EXTL

TXE

BL-CONT

A-MUTE

LAMP ON

SWITCH

Q334, 335

CD 5V

SWITCH

Q313, 314

TUNER 6V

SWITCH

Q311, 312

PL801–803

CD 5V

TUNER

12 13 21 20 8

1314 17

2124

22 4 6

16 15

LP-OUT

AM-IN

FM-IN

X-OUT

ST-IND

X-IN

IF-IN

MO/ST

BAND

75KHz

14 9

OSC

MIX

RF-IN

OSC

MIX

OUT

OSC

RF-IN

RF-

OUT

BUFFER

LPF1/

MO/ST

LPF2/BAND

DET

7FM

DET

BUFFER

MPX MUTE

R-CH

QUAD

R-OUT

MPX-

DET-

OUT

L-OUT

CF2

CF1

CFT1

AM IFT

IF-IN

D1 D2

D10

CT1

FM-RF L2

FM-OSC

CT2

FERRITE-ROD

ANTENNA

FL1

BPF

ANT1

TELESCOPIC

ANTENNA

AM-OSC

FM/AM FRONT-END,

IF DET, FM STEREO

DEMODULATOR

IC1

SYSTEM CONTROL

IC801 (2/2)

PLL

IC2

S301-4

HIGH

NORMAL

OSC-

OUT

• Signal path

: FM

: AM

: PLAY (DECK A)

: PLAY (DECK B)

: REC (DECK B)

: CD

• R-ch : same as L-ch.

S301

ISS

3 2 1

TUNER

6V TUNER

TUNER

IF-OUT

ST-IND

BAND

LED

SWITCH

Q808-810

ZW770

DUBBING

SWITCH

Q308-310

1KHz BAND

DETECTOR

Q315

5 BAND GRAPHIC EQUALIZER

RV401-405

MEGA BASS

DETECTOR

Q321, 322

S303

HIGH-SPEED

DUBBING

D906

D907

D908

D321

BACK UP

SWITCH

Q320, 324, 325,

327-329

POWER

SWITCH

Q338, 339

6V REG

(FOR AUDIO)

Q331

6.2V REG

(FOR CD)

Q333

REG. CHECK &

REM+B SWITCH

Q336, 337

J901

~ AC IN

D814

OPR/BATT

D810

MANUAL

T901

POWER

TRANSFORMER

IC305

BACK UP 5V IC

DRY BATTERY

SIZE "AA"

(IEC DESIGNATION R6)

3PCS, 4.5V

(BACK UP)

DRY BATTERY SIZE "D"

(IEC DESIGNATION R20)

6PCS, 9V (POWER)

REM+B

B/UP

+5V

VT 9V

CD 6.2V

R367

9V6V

6V REG

(FOR AUDIO)

Q331

7.5V REG

(FOR B/L)

Q332

RECT

D905, 909-911

RECT

D901-904

5V REG

(FOR CD/TUNER)

Q330

TUNER 5V

5V REG

(FOR CD/TUNER)

Q330

TUNER

R901

F901

Q811–813

ZW770

S824-827 S816-823 S808-815 S803-807

A06/10KHz

DATA

CLK

LAT

A05/4KHz

A04/1KHz

A03/400Hz

A02/100Hz

A01/VR

EQ10K

EQ4K

EQ1K

EQ400

EQ100

ZW770

ZW750

ZW770

ZW750

ZW770

5-6. SCHEMATIC DIAGRAM — CD SECTION — (for CFD-ZW750/ZW770) • Refer to page 22 for Note on Schematic Diagram.

• Refer to page 51 for IC Block Diagrams.

– 23 – – 24 –

CFD-ZW750/ZW770

Approx. 100mVp-p

IC701 $¶ (TEI)

•Waveforms (MODE:PLAY)

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)

(Page 33, 43)

(Page 27)

5-8. SCHEMATIC DIAGRAM — CONTROL SECTION — (for CFD-ZW750/ZW770) • Refer to page 25 for Note on Schematic Diagram.

• Refer to page 53 for IC Block Diagrams.

– 27 – – 28 –

CFD-ZW750/ZW770

(Page 50)

(Page 24)

(Page 33, 43)

– 31 – – 32 – – 33 –

CFD-ZW750/ZW770

5-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — (for CFD-ZW750) • Refer to page 53 for IC Block Diagrams.

Note:

• All capacitors are in µF unless otherwise noted. pF: µµF

50 WV or less are not indicated except for electrolytics

and tantalums.

•C: panel designation.

•U: B+ Line.

•H: adjustment for repair.

• Power voltage is dc 9V 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

( ) : PB (TAPE)

< > : REC (TAPE)

[ ] : CD STOP

(( )) : DUBBING

<< >> : HIGH-SPEED DUBBING

• Voltagesaretaken with aVOM(Input impedance10 MΩ).

Voltage variations may be noted due to normal produc-

tion tolerances.

• Signal path.

F: FM

E: PB (DECK A)

d: PB (DECK B)

a: REC (DECK B)

J: CD

IC1 H-11

IC2 H-10

IC301 G-6

IC302 D-7

IC304 C-7

IC305 H-4

Q1 F-10

Q101 C-6

Q201 C-6

Q301 F-6

Q302 F-6

Q303 F-6

Q304 F-7

Q305 F-4

Q306 G-4

Q307 G-4

Q308 F-4

Q309 F-4

Q310 F-4

Q311 F-9

Q312 F-9

Q313 E-9

Q314 E-9

Q315 H-7

Q316 F-8

Q317 F-8

Q318 F-8

Q319 F-8

Q320 C-11

Q321 E-7

Q322 E-8

Q324 C-11

Q325 C-11

Q327 D-11

Q328 D-11

Q329 D-11

Q330 D-9

Q331 B-9

Q332 E-8

Q333 B-9

Q336 I-5

Q337 I-5

Q338 D-8

Q339 D-9

Q340 G-4

D1 F-12

D2 F-12

D3 F-11

D4 C-12

D5 B-12

D6 H-12

D8 C-12

D9 C-12

D10 H-12

D301 E-7

D302 H-5

D303 I-5

D304 F-4

D305 F-4

D306 H-9

D307 H-9

D308 H-9

D309 H-8

D310 H-8

D311 E-8

D312 E-8

D313 C-11

D314 C-11

D315 C-10

D316 D-10

D317 D-10

D318 D-11

D319 C-11

D320 C-11

D321 D-10

D322 D-10

D323 D-9

D324 E-10

D325 B-8

D326 B-10

D328 D-10

D330 G-4

D331 B-9

D332 G-5

D333 D-6

D334 H-4

D335 H-5

D336 H-8

D337 I-8

D338 H-8

D339 H-8

D340 H-8

D341 H-5

• Semiconductor Location

Ref.No. Location Ref.No. Location

(Page 50)

(Page 24)

(Page 27)

(Page 37)

– 37 – – 38 –

5-12. SCHEMATIC DIAGRAM — POWER SUPPLY SECTION — (for CFD-ZW750)

CFD-ZW750/ZW770

Note:

• All capacitors are in µF unless otherwise noted. pF: µµF

50 WV or less are not indicated except for electrolytics

and tantalums.

• All resistors are in Ωand 1/4W or less unless otherwise

specified.

•1: fusible resistor.

•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

• VoltagesaretakenwithaVOM(Input impedance 10 MΩ).

Voltage variations may be noted due to normal produc-

tion tolerances.

Note:

The components identi-

fied by mark !or dotted

linewith mark !are criti-

cal for safety.

Replace only with part

number specified.

Note:

Lescomposants identifiés par

une marque !sont critiques

pour la sécurité.

Ne les remplacer que par une

piéce portant le numéro

spécifié.

(Page 33)

– 41 – – 42 – – 43 –

CFD-ZW750/ZW770

5-14. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — (for CFD-ZW770) • Refer to page 53 for IC Block Diagrams.

IC1 H-11

IC2 H-10

IC301 G-6

IC302 D-7

IC303 B-6

IC304 B-8

IC305 H-4

Q1 F-10

Q101 C-7

Q201 C-6

Q301 F-6

Q302 F-6

Q303 F-6

Q304 F-7

Q305 F-4

Q306 G-4

Q307 G-4

Q308 F-4

Q309 F-4

Q310 F-4

Q311 F-9

Q312 F-9

Q313 E-9

Q314 E-9

Q315 H-7

Q316 H-8

Q317 H-8

Q318 F-8

Q319 F-8

Q320 C-11

Q321 E-7

Q322 E-8

Q323 E-8

Q324 C-11

Q325 C-11

Q327 D-11

Q328 D-11

Q329 D-11

Q330 D-9

Q331 B-9

Q332 H-4

Q333 B-9

Q334 I-4

Q335 I-4

Q336 I-5

Q337 I-5

Q338 D-8

Q339 D-9

Q340 G-4

D1 F-12

D2 F-12

D3 F-11

D4 B-12

D5 B-12

D6 H-12

D8 C-12

D9 C-12

D10 H-12

D301 E-7

D302 H-5

D303 I-5

D304 F-4

D305 F-4

D306 H-9

D307 H-9

D308 H-9

D309 H-8

D310 H-8

D311 E-8

D312 E-8

D313 C-11

D314 C-11

D315 C-10

D316 D-10

D317 D-10

D318 D-10

D319 C-11

D320 C-11

D321 D-10

D322 D-10

D323 D-9

D324 E-10

D325 B-8

D326 B-9

D327 C-11

D328 D-10

D329 H-4

D331 B-9

D333 D-10

D334 H-4

D335 H-5

D336 I-8

D337 I-8

D338 H-8

D339 H-8

D340 H-8

D341 G-4

D342 G-4

D343 G-3

• Semiconductor Location

Ref.No. Location Ref.No. Location

Note:

• All capacitors are in µF unless otherwise noted. pF: µµF

50 WV or less are not indicated except for electrolytics

and tantalums.

• All resistors are in Ωand 1/4W or less unless otherwise

specified.

•C: panel designation.

•U: B+ Line.

•H: adjustment for repair.

• 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

( ) : PB (TAPE)

< > : REC (TAPE)

[ ] : CD STOP

(( )) : DUBBING

<< >> : HIGH-SPEED DUBBING

• Voltagesare takenwith aVOM(Inputimpedance 10MΩ).

Voltage variations may be noted due to normal produc-

tion tolerances.

• Signal path.

F: FM

E: PB (DECK A)

d: PB (DECK B)

a: REC (DECK B)

J: CD

(Page 50) (Page 24)

(Page 27)

(Page 47)

– 47 – – 48 –

5-16. SCHEMATIC DIAGRAM — POWER SUPPLY SECTION — (for CFD-ZW770)

CFD-ZW750/ZW770

Note:

• All capacitors are in µF unless otherwise noted. pF: µµF

50 WV or less are not indicated except for electrolytics

and tantalums.

• All resistors are in Ωand 1/4W or less unless otherwise

specified.

•1: fusible resistor.

•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

• VoltagesaretakenwithaVOM(Inputimpedance10MΩ).

Voltage variations may be noted due to normal produc-

tion tolerances.

Note:

The components identi-

fied by mark !or dotted

line with mark !arecriti-

cal for safety.

Replace only with part

number specified.

Note:

Lescomposants identifiés par

une marque !sont critiques

pour la sécurité.

Ne les remplacer que par une

piéce portant le numéro

spécifié.

(Page

43)

5-17. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — (for CFD-ZW750/ZW770) • Refer to page 54 for IC Block Diagrams.

CFD-ZW750/ZW770

– 49 – – 50 –

Note:

• All capacitors are in µF unless otherwise noted. pF: µµF

50 WV or less are not indicated except for electrolytics

and tantalums.

• All resistors are in Ωand 1/4W or less unless otherwise

specified.

•¢: internal component.

•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

• VoltagesaretakenwithaVOM(Inputimpedance10MΩ).

Voltage variations may be noted due to normal produc-

tion tolerances.

• Signal path.

F: FM

f: AM

(Page 27)

(Page 31, 41)

Andere Handbücher für CFD-ZW750 - Cd Radio Cassette-corder

Dieses Handbuch passt für folgende Modelle

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