Sony PHC-ZW770L Manual de usuario

– 1 –

CD Model Name Using Similar Mechanism PMC-D305L

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

AEP Model

UK Model

E Model

PHC-ZW770L

PERSONAL AUDIO SYSTEM

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

Radio section

Frequency range

FM: EE and CET model

65 - 74 MHz

87.5 - 108 MHz

Except EE and CET model

87.5 - 108 MHz

MW: 531 - 1,602 kHz

LW: 153 - 279 kHz

IF FM: 10.7 MHz

MW/LW: 450 kHz

Aerials:

FM: Telescopic antenna

MW/LW: Built-in ferrite bar antenna

SPECIFICATIONS

– Continued on next page –

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

General

Speaker

Full range: 10 cm (4 in.) dia.,

6 ohms, cone type (2)

Outputs

Headphones jack (stereo minijack)

For 16 - 68 ohms impedance headphones

Maximum power output

4.5 W + 4.5 W

Power requirements

For personal audio system:

230 V AC, 50 Hz

9 V DC, 6 R20 (size D) batteries

For memory back-up:

4.5 V DC, 3 R6 (size AA) batteries

For remote controller:

3 V DC, 2 R6 (size AA) batteries

Power consumption

AC 28 W

Ver 1.0 1999. 03

5-6. SCHEMATIC DIAGRAM — CD SECTION — • Refer to page 22 for Note on Schematic Diagram.

• Refer to page 41 for IC Block Diagrams.

– 23 – – 24 –

PHC-ZW770L

(Page 33) (Page 27)

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)

5-8. SCHEMATIC DIAGRAM — CONTROL SECTION — • Refer to page 25 for Note on Schematic Diagram.

• Refer to page 43 for IC Block Diagrams.

– 27 – – 28 –

PHC-ZW770L

(Page 40)

(Page 24)

(Page 33)

– 31 – – 32 – – 33 –

PHC-ZW770L

5-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 43 for IC Block Diagrams.

IC302 D-7

IC303 B-6

IC304 B-8

IC305 H-4

Q2 F-10

Q13 F-10

Q40 F-10

Q41 D-12

Q42 E-12

Q43 D-11

Q44 E-11

Q61 H-10

Q101 C-7

Q201 C-6

Q301 F-6

Q302 F-6

Q303 F-6

Q304 E-7

Q305 E-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-10

Q321 E-7

Q322 E-8

Q323 E-8

Q324 C-11

Q325 C-11

Q327 D-11

Q328 D-10

Q329 D-11

Q330 D-9

Q331 B-9

Q332 G-4

Q333 B-9

Q334 I-4

Q335 H-4

Q336 H-5

Q337 H-5

Q338 D-8

Q339 D-8

Q340 G-4

D1 G-12

D2 F-12

D3 E-11

D7 G-9

D8 G-9

D10 B-11

D11 B-11

D13 G-9

D14 G-9

D301 E-7

D302 H-5

D303 H-5

D304 F-4

D305 F-4

D306 H-8

D307 H-8

D308 H-8

D309 H-8

D310 H-8

D311 E-7

D312 E-7

D313 C-10

D314 C-10

D315 C-10

D316 D-10

D317 D-10

D318 D-10

D319 C-11

D320 C-11

D321 D-9

D322 D-9

D323 D-9

D324 E-10

D325 B-8

D326 B-9

D327 C-10

D328 D-10

D329 H-4

D331 B-9

D333 D-9

D334 H-4

D335 H-5

D336 H-7

D337 H-7

D338 H-7

D339 H-7

D340 H-7

D341 F-4

D342 G-4

D343 F-4

IC1 G-11

IC2 G-10

IC301 G-6

• 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

• Voltagesaretaken with aVOM (Inputimpedance 10 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

(Page 40) (Page 24)

(Page 27)

(Page 37)

– 37 – – 38 –

5-12. SCHEMATIC DIAGRAM — POWER SUPPLY SECTION —

PHC-ZW770L

PL801-803

LCD BACK LIGHT

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.

• 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

• Voltages aretakenwith aVOM(Input impedance10 MΩ).

Voltage variations may be noted due to normal produc-

tion tolerances.

• Abbreviation

SP : Singapore model

(Page

33)

(Page

39)

Note: The components identified by mark !or dotted line

with mark !are critical for safety.

Replace only with part number specified.

•U: B+ Line.

5-13. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 44 for IC Block Diagrams.

PHC-ZW770L

– 39 – – 40 –

0.5-110

(VT)

-1

-2

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 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

( ) : MW

<>:LW

• Voltages are takenwith aVOM(Input impedance 10MΩ).

Voltage variations may be noted due to normal produc-

tion tolerances.

• Signal path.

F: FM

f: MW

• Abbreviation

EE : East European model

(Page 27)

(Page 31)

(Page 37)

– 41 –

IC701 CXA1992BR

CHARGE

FSET

TRACKING

PHASE COMPENSATION

FOCUS

PHASE COMPENSATION

FE BIAS

VEE

TEO

LPF1

TEI

ATSC

TZC

TDFCT

FZC

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

PD2

PD1

38 37

PD0

RFTC

RF M

RF O

RF I

CC1

CC2

FOK

FEO

FEI

FDFCT

FGD

FLB

FE O

FE M

SRCH

TGU

TG2

FSET

TA M

TA O

TM2

TM6

TM4

TM7

TM5

TM3

VEEVEE

TG2

VCC

FS1

FS2

FS4

TG1

TM1

DFCT

VEE

VCC

ISET

VCC

FZC COMP

VCC

VEE

TZC COMP

ATSC

WINDOW

COMP

E-F BALANCE

WINDOW COMP

TOG1 BAL1

BAL2

BAL3 BAL4

IFB1

IFB2

IFB3

IFB4

IFB5

IFB6

TOG2

TOG3

TOG4

E IV AMP

F IV AMP

PD2 IV

AMP PD1 IV

AMP

VCC APC

VCC

VEE

TGFL

VEE

LASER POWER CONTROL

FE AMP

RF SUMMING AMP

FO BIAS

WINDOW

COMP

FOK

TRK GAIN

WINDOW COMP

VCC

DFCT

VCC

VEE

MIRR

VEE

IIL

TTL

IIL

TTL

CC1

DFCT1

MIRR

LDON

LPCL

LPC

TGFL

FOH

FOL

TGH

TGL

BALH

BALL

ATSC

TZC

FZC

IIL DATA REGISTER

INPUT SHIFT REGISTER

SENS SELECTOR

OUTPUT DECODER

DFCTO IFB1–6

BAL1–4

TOG1–4

FS1–4 TG1–2 TM1–7 PS1–4

4 5 632

LEVEL 9

• IC Block Diagrams

– 42 –

IC703 CXD2589Q

IC702 BA6898FP

PWM

1 2 3 4 5 6 12 13 14 15 16 17 19 20

OSC

7 8 9 10 11 18

45 44 43 42 4150 49 48 47 4655 54 53 52 5159 58 57 5660

EFM

DEMODULATOR

ERROR

CORRECTOR 16k

RAM

D/A

INTERFACE

CLOCK

GENERATOR

SERVO

AUTO

SEQUENCER

CPU

INTERFACE

DIGITAL

OUT

SUB CODE

PROCESSOR

3rd-ORDER

NOISE SHAPER

OVER SAMPLING

DIGITAL FILTER

SERIAL-IN

INTERFACE

DIGITAL

CLV

OSC

DIGITAL

PLL

ASYMMETRY

CORRECTOR

LRCKI

LRCK

ASYO

ASYI

BIAS

AVDD

CLTV

AVSS

FILI

FILO

PCO

V16M

VCTL

VCKI

VPCO1

TES1

TES0

PWMI

MDP

VDD

SYSM

AVSS

AVDD

XTAI

XVDD

AVSS

LOUT1

AIN1

AOUT1

XTAO

XVSS

AVSS

LOUT2

AIN2

AOUT2

AVDD

AVSS

XRST

VDD

VSS

EXCK

SBSO

SCOR

WFCK

ENPHI

EMPH

DOUT

C4M

XTSL

C2PO

GFS

XPCK

XUGF

VDD

VSS

BCKI

BCK

PCMDI

PCMD

VSS

LMUTE

RMUTE

SQCK

SQSO

SENS

DATA

XLAT

CLOK

SEIN

CNIN

DATO

XLTO

CLKO

SPOA

SPOB

XLON

FOK

VDD

VSS

1 2 3 4 56 7 8 9 10 11 12 13 14

28 27 26 24 23 22 21 20 19 18 17 16 1525

LEVEL

SHIFT

LEVEL

SHIFT

LEVEL

SHIFT

D.BUF

LEVEL

SHIFT D.BUF

D.BUF

D.BUF GND

F–

F+

FIN

VREF

VCC

TIN

T–

T+

VREF

SPI

SL–

SL+

SLIN

MUTE

GND

SPIN

SP–

SP+

GND

SPO

D.BUF D.BUF

D.BUF

REGULATOR

DRIVER-

MUTE

VCC

– 43 –

IC302 CXA1352AS

IC803 M62354P

10987654321

1314151617

BIAS

400Hz

100Hz

BAL

VOL

DC1

4KHz

1KHz

DVCC

10KHz

DC2

IN2

VCC

LINE

OUT2

(FIX)

OUT2

(VARIABLE)

IN1

GND

LINE

OUT1

(FIX)

OUT1

(VARIABLE)

ISET

CONTROL

1820

22 19

14dB

20dB

14dB

GRAPHIC EQUALIZER

VCC VDD A05A06 A04 A03 VSS

DO LD CLK DI A01 A02 GND

ADDRESS

DECODER

121314 11 10

16 7

CH2

8 BIT

R-2R+SEGMENT

D-A CONVERTOR

8 BIT

LATCH

CH1

8 BIT

R-2R+SEGMENT

D-A CONVERTOR

8 BIT

LATCH

9 8

CH3

8 BIT

R-2R+SEGMENT

D-A CONVERTOR

8 BIT

LATCH

CH4

8 BIT

R-2R+SEGMENT

D-A CONVERTOR

8 BIT

LATCH

CH5

8 BIT

R-2R+SEGMENT

D-A CONVERTOR

8 BIT

LATCH

CH6

8 BIT

R-2R+SEGMENT

D-A CONVERTOR

8 BIT

LATCH

D8-D11 D0-D7

12BIT SHIFT REGISTER

– 44 –

IC1 TA2104AN IC2 LC72137-D

IC301 BA3426AS

AGC

VCC

REC EQ

LOGIC

B-L

B-R

TR-B

TR-C

TAPE-MODE

FNC

REC-EQ-L

REC-EQ-R

REC-NF-L

REC-NF-R

LPF-L

LPF-R

AGC

BIAS

GND

VCC

A-L

TAPE-NF-L

TAPE-O-L

A-R

TAPE-NF-R

TAPE-O-R

MIC/HS

MIC-NF

MIC-IN

RADIO-IN-L

RADIO-IN-R

CD-IN-L

CD-IN-R

LINE-OUT-L

LINE-OUT-R

BIAS-IN

GND1

IF REQ

MIX

FM RF IN

AM LOW OUT

MIX OUT

VCC2

AF IF IN

FM IF IN

GND2

AGC

QUAD

R OUT

L OUT

FM RF OUT

AM RF OUT

VCC1

FM OSC

ST IND

OSC OUT

AM OSC

IF OUT

LPF2/MO-ST

MPX IN

DET OUT

LPF1/BAND

MIX FM

OSC

LEVEL

DET

MUTE

DET

ST/MO

FM/AM

OSC

AGC

1/8

BUFF

DIVIDE

DECODE

VCO

IF BUFF

AF BUFF

FM RF

AM IF

FM IF

UNLOCK

DETECTOR POWER ON

RESET

UNIVERSAL

COUNTER

CCB

I/F

XOUT

22 NC

AOUT

XIN

AIN

VSS

VDD

B04

FMIN

AMIN

B01

B02

B03

I01

I02

IFIN

PHASE

DETECTOR

CHARGE

PUMP

REFERENCE

DIVIDER

SWALLOW

COUNTER

1/16,1/17

4BITS

12BITS

PROGRAMMABLE

DIVIDER

DATA SHIFT REGISTER

LATCH

1/2

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