background image

HCD-GX8000/RG77

23

23

SQSO

SQCK

A/D

CONVERTER

CH1OUTR

CH1OUTF

6

7

8

9

16

18

11

10

12

2

1

51

49

48

43

24

41

40

39

64 15

28

29

30

31

32

33

24

25

23

6

5

3

2

17

18

15

16

CD A+5V

DETECTOR

A

B

C

D

RF

SUMMING

AMP

FOCUS

ERROR AMP

TRACKING

ERROR AMP

RFAC

FE

RF AMP,

FOCUS/TRACKING ERROR AMP

IC103

TE

E

F

F I-V AMP

E I-V AMP

AUTOMATIC

POWER

CONTROL

Q101

APC LD

AMP

LD

LD

PD

LASER DIODE

RFAC

ASYO

ASYI

ASYMMETRY
CORRECTION

DIGITAL

PLL

DIGITAL SIGNAL PROCESSOR,

DIGITAL FILTER, D/A CONVERTER

IC101 (1/2)

DATA

XLAT

CLOK

14

5

6

MDP

26

7

8

XLON

3

XRST

DIGITAL

CLV

D/A

INTERFACE

SE

TE

FE

RFDC

FOCUS/TRACKING/SLED

SERVO DSP

FOCUS/TRACKING/SLED

PWM GENERATOR

SFDR

CH3FIN

CH4SIN

CH3RIN

CH3OUTF

CH3OUTR

CH2RIN

CH2FIN

CH1RIN

CH1FIN

20

MUTE

SRDR

TFDR

TRDR

FFDR

FRDR

EMPH

WFCK

GFS

MIRR/DFCT/

FOK

DETECTOR

SERVO AUTO

SEQUENCER

SERVO

INTERFACE

CPU INTERFACE

18

63

62

61
19

SENS

20

36

37

35

34 19

SCOR

SQ-DATA-IN

SQ-CLK

XLT

CD-CLK

CD-DATA

SENS

SCOR

1 2

32 33

SCLK

COUT

9 21

SSTP

27

FOK

22

23

MIRR

DFCT

TO SERVO INTERFACE

CH4OUTF

CH4OUTR

M101

(SPINDLE)

MOTOR

DRIVE

MOTOR

DRIVE

CH2OUTR

CH2OUTF

M

M

M102

(SLED)

FOCUS/TRACKING COIL DRIVE,

SPINDLE/SLED MOTOR DRIVE

IC102

2-AXIS

DEVICE

(TRACKING)

(FOCUS)

DIGITAL SERVO

PROCESSOR

IC101 (2/2)

OPTICAL PICK-UP

BLOCK

(A-MAX. 3)

SW

PD

11

12

14

13

54

56 53

55

FILTER

FILO

PCO

CLTV

FILI

EFM

DEMODULATOR

SERIAL

IN

INTERFACE

DIGITAL

FILTER,

NOISE SHAPER

PWM

&

INTEGRATOR

BUFFER

CLOCK

GENERATOR

TIMING

LOGIC

DIGITAL

OUT

INTERNAL BUS

16K

RAM

ERROR

CORRECTOR

SUBCODE

PROCESSOR

60

43

XRST

AIN1

AIN2

AOUT1

AOUT2

TO MIRR/DFCT/
FOK DETECTOR

PCMD

BCK

LRCK
C2PO

DOUT

70

77

LOUT1

LOUT2

R-CH

72

75

71

76

A

(Page 25)

EQ

IN

15

3

4

EQ

AC

SUM

17

FEI

RF DC

AMP

28

RFDCO

29

RFDCI

19

TE BAL

COIL

DRIVE

COIL

DRIVE

24

26

28

BU-PWM3

BU-PWM2

BU-PWM1

PWM1

PWM3

PWM2

PWM3

PWM2

PWM1

40 LD-ON

48

49

BU UP/DOWN-SW

TBL-SENS

50

CD-MUTE

DISC TRAY

STATUS SENSOR

IC711

LASER DIODE

ON SWITCH

Q202 – 205

OPEN-SW 46

CLOSE-SW 47

OPEN

CLOSE

S701

DISC TRAY OPEN/CLOSE

DETECT

S711

OPTICAL PICK-UP

UP/DOWN DETECT

LOAD-OUT 45

LOAD-IN 44

9

7

RIN

FIN

MOTOR

DRIVE

4

2

OUT1

OUT2

TURN MOTOR

DRIVER

IC701

M721

(TURN)

M

SYSTEM CONTROLLER

(CD MECHANISM CONTROL)

IC501 (1/4)

• SIGNAL PATH

: CD PLAY (ANALOG)

: CD PLAY (DIGITAL OUT)

• R-ch is omitted due to same as L-ch.

OPTICAL

TRANSCEIVER

IC201

CD DIGITAL OUT

OPTICAL

CD

L-CH

RFAC

VCA

(LIMIT)

When the optical
pick-up is inner 
position

ON :

E-F BALANCE

(1 TRACK JUMP)

RV101

MUTING

Q201

MUTING CONTROL

SWITCH

Q206, 207

R-CH

67

66

XTAO

XTAI

X101

16.9344MHz

SECTION  7

DIAGRAMS

7-1.

BLOCK  DIAGRAM  – CD SERVO Section –

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0

9

9

2

8

9

4

2

9

8

T E L

1 3 9 4 2 2 9 6 5 1 3

9

9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

Q

TEL  13942296513  QQ  376315150  892498299 

TEL  13942296513  QQ  376315150  892498299 

http://www.xiaoyu163.com

http://www.xiaoyu163.com

Summary of Contents for HCD-GX8000

Page 1: ...uning range 87 5 108 0 MHz Antenna FM lead antenna Antenna terminals 75 ohm unbalanced Intermediate frequency 10 7 MHz AM tuner section Tuning range Latin and North American models 530 1 710 kHz with the interval set at 10 kHz 531 1 710 kHz with the interval set at 9 kHz Middle Eastern models 531 1 602 kHz with the interval set at 9 kHz Other models 531 1 602 kHz with the interval set at 9 kHz 530...

Page 2: ...n and specifications are subject to change without notice SAFETY CHECK OUT After correcting the original service problem perform the follow ing safety check before releasing the set to the customer Check the antenna terminals metal trim metallized knobs screws and all other exposed metal parts for AC leakage Check leakage as described below LEAKAGE TEST The AC leakage from any exposed metal part t...

Page 3: ...chematic Diagram SW Board 32 7 12 Printed Wiring Board MAIN Board 33 7 13 Schematic Diagram MAIN Board 1 4 34 7 14 Schematic Diagram MAIN Board 2 4 35 7 15 Schematic Diagram MAIN 3 4 HEAD A HEAD B Boards 36 7 16 Schematic Diagram MAIN Board 4 4 37 7 17 Printed Wiring Board GAME IN Board 38 7 18 Schematic Diagram GAME IN Board 39 7 19 Printed Wiring Boards POWER SENSOR Boards 40 7 20 Schematic Diag...

Page 4: ... focused on the disc reflective surface by the objective lens in the optical pick up block Therefore when checking the laser diode emis sion observe from more than 30 cm away from the objective lens LASER DIODE AND FOCUS SEARCH OPERATION CHECK Carry out the S curve check in CD section adjustment and check that the S curve waveforms is output three times SECTION 1 SERVICING NOTES MODEL IDENTIFICATI...

Page 5: ...PEN CLOSE Z 6 P FILE r PHONES jack ql PLAY MODE e REC PAUSE START qg REPEAT qs SPECTRUM 8 SURROUND el SURROUND SPEAKER MODE wj TAPE A B ed TUNER BAND ef TUNER MEMORY e VOLUME qa BUTTON DESCRIPTIONS 1 1 hH ws x qd X wk qj wg M qk m wf v V b B ej ALPHABETICAL ORDER A D M Q 1 2 3 4 5 6 7 8 9 0 K L M N O qh qj qk ql w wa ws W X wg wh wj wk wl e ea es eg ed ef ej eh ek el rar rdrs rf E L R Z www xiaoyu...

Page 6: ...X W qh qj qa qs qd qf 7 q qg 8 9 6 CD ql CLEAR 7 CLOCK TIMER SELECT 2 CLOCK TIMER SET 3 D SKIP 9 ENTER qd EFFECT ON OFF qf GAME w MD VIDEO q PRESET wd PRESET wf PRESET EQ qj P FILE qh SURROUND SPEAKER MODE qs SURROUND qs SLEEP 1 TAPE A B qa TUNER BAND qk TUNING wa TUNING ws VOL 8 BUTTON DESCRIPTIONS 1 4 hH wg X 5 x 6 wd wf m wa M ws v V b B qg A M P Z ALPHABETICAL ORDER 1 ANTENNA terminal 2 CD DIG...

Page 7: ...10 3 7 MAIN BOARD Page 10 3 11 BELT Page 12 3 10 TAPE MECHANISM DECK TCM 230AWR41CS Page 12 3 9 DRIVER BOARD MOTOR BOARD AND SENSOR CD BOARD Page 11 3 8 BASE UNIT BU 30BD60C Page 11 3 12 SW BOARD HEAD A BOARD AND HEAD B BOARD Page 13 SET www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ ...

Page 8: ...dure in the numerical order given 3 2 TOP CASE 3 3 LOADING PANEL 2 Pull out the disc table 4 loading panel 1 Turn the pulley in the direction of the arrow Front panel side CD mechanism deck CDM58E 30BD60C 3 four claws BOTTOM VIEW www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 37631515...

Page 9: ...TION 3 four screws BVTP 3 10 1 wire flat type 17 core CN304 2 connector CN1 2 connector CN2 5 front panel section 2 connector CN783 2 connector CN781 4 connector CN401 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 10: ...or CN973 4 connector CN701 7 back panel section 5 connector CN891 3 sensor board 5 connector CN976 1 wire flat type 11core CN702 5 connector CN974 3 6 BACK PANEL SECTION 3 7 MAIN BOARD www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www x...

Page 11: ...OTOR BOARD AND SENSOR CD BOARD qa Pull out the disc table 6 two screws BVTP 2 6 8 qs screw PTPWH 2 6 8 qd tray 1 screw BVTP 2 6 8 qf screw BVTP 2 6 8 7 0 motor board qg sensor CD board 4 driver board 2 5 Remove the two solderings of motor 9 connector CN722 3 wire flat type 8 core CN702 8 wire flat type 8 core CN721 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0...

Page 12: ...screws P 2 6 3 3 5 game in board 7 shield plate TC 1 two screws PS 2 6 5 2 motor assy capstan M901 3 belt capstan C 4 belt capstan B 4 belt capstan B 5 belt FR 5 belt FR www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 13: ...board 2 five claws 5 head A board 7 head B board 1 Remove the four solders www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 14: ...s to the original display Check of clock frequency 1 To check the frequency of clock used to run the time in the unit the clock output is available at IC501 pin el CLOCK OUT on the MAIN board only during MC test mode 2 The frequency is 32 768 kHz or so Tape function 1 When a tape is inserted in tape deck B and recording is started the input source function selects VIDEO automatically When CD SYNC ...

Page 15: ... track 6 To release this mode press the 1 button AGING MODE This mode can be used for operation check of CD section and tape deck section CD section and tape deck section work in parallel If an error occurred The aging operation stops only an error occurred sections and display then status If no error occurs The aging operation continues repeatedly Procedure 1 Press the 1 button to turn the power ...

Page 16: ...nual search Pause Display EMC EDC Display M 00 Display D 00 3 Tape Deck Section The sequence during the aging mode is following as below If an error occurred stop display that step Aging mode sequence Tape deck section Rewind the tape A and B TAPE A AG 1 Shut off FWD play the tape A TAPE A AG 2 2 minutes Fast forward the tape A TAPE A AG 3 Shut off or 20 seconds REV play the tape A TAPE A AG 4 2 m...

Page 17: ...CD SHIP MODE NO MEMORY CLEAR This mode moves the optical pick up to the position durable to vibration Use this mode when returning the set to the customer after repair Procedure 1 Set to the standby state 2 Press the CD and 1 buttons simultaneously 3 After the STANDBY display blinks a message LOCK is displayed on the fluorescent indicator tube and the CD ship mode is set www xiaoyu163 com QQ376315...

Page 18: ...record playback head with a head demagnetizer 3 Do not use a magnetized screwdriver for the adjustments 4 After the adjustments apply suitable locking compound to the parts adjusted 5 The adjustments should be performed with the rated power supply voltage unless otherwise noted Torque Measurement set MAIN board CN301 Pin 1 L CH Pin 3 R CH MAIN board CN301 Pin 2 GND level meter test tape P 4 A100 1...

Page 19: ...YNC HI DUB button in playback mode Then at HIGH speed mode 4 Adjust RV1001 on the SW board so that frequency counter reads 6 000 180 Hz 5 Press the CD SYNC HI DUB button Then back to NORMAL speed mode 6 Adjust RV1002 on the SW board so that frequency counter reads 3 000 90 Hz Adjustment Location SW board Sample Value of Wow and Flutter 0 3 or less W RMS JIS WS 48B Screw position L CH peak within 1...

Page 20: ...justment Location MAIN board REC LEVEL ADJUSTMENT DECK B Procedure In the MC test mode the REC memory mode is convenient for this adjustment In the REC memory mode when the REC starts the input signal FUNCTION is switched to VIDEO automatically When the REC stops the tape returns near to the recording start position 1 Press MD VIDEO button to select VIDEO This step is not necessary if the above te...

Page 21: ...H2 to TP RFAC 2 Turn the power ON 3 Load a disc LUV P01 and playback 4 Confirm that oscilloscope waveform is clear and check if RF signal level is correct or not BD board Oscilloscope TP FEO TP DVC symmetry S curve waveform within 2 0 5Vp p A B TP RFDC TP RFAC BD board oscilloscope TP DVC Note Clear RF signal waveform means that the shape can be clearly distinguished at the center of the waveform ...

Page 22: ...TP RFAC TP TEO BD BOARD Conductor Side RV101 E F BALANCE 1 TRACK JUMP ADJUSTMENT www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 23: ... PCO CLTV FILI EFM DEMODULATOR SERIAL IN INTERFACE DIGITAL FILTER NOISE SHAPER PWM INTEGRATOR BUFFER CLOCK GENERATOR TIMING LOGIC DIGITAL OUT INTERNAL BUS 16K RAM ERROR CORRECTOR SUBCODE PROCESSOR 60 43 XRST AIN1 AIN2 AOUT1 AOUT2 TO MIRR DFCT FOK DETECTOR PCMD BCK LRCK C2PO DOUT 70 77 LOUT1 LOUT2 R CH 72 75 71 76 A Page 25 EQ IN 15 3 4 EQ AC SUM 17 FEI RF DC AMP 28 RFDCO 29 RFDCI 19 TE BAL COIL DR...

Page 24: ... S1002 DECK B PLAY S1001 DECK A PLAY 70 A HALF S1003 DECK A HALF 91 B HALF S1006 DECK B HALF S1009 DECK B REC S1005 DECK A REC D 3 3V SYSTEM CONTROLLER CD MECHANISM CONTROL IC501 2 4 SIGNAL PATH R ch is omitted due to same as L ch TUNER FM AM TAPE PLAY DECK A REC TAPE PLAY DECK B ROTATION DETECT SENSOR DECK A IC1001 ROTATION DETECT SENSOR DECK B IC1002 DO CE MUTING TUNED STEREO DI CLK REC BIAS L D...

Page 25: ...R CH D841 R CH R CH 18 15 17 16 OUT1 VOLIN1 14 22 21 TOUT1 VOLUME CONTROL SOUND CONTROL CIRCUIT INPUT SELECT SWITCH R CH 8 R CH R CH R CH INPUT SELECT SWITCH TONE CONTROL ELECTRICAL VOLUME IC102 IND1 INB1 INA1 INC1 6 4 3 2 INEX1 SWOUT BB B1 BB A1 RECB1 DATA CLOCK 7 5 24 SAOUT MIC 19 CPU INTERFACE R CH J750 L R MD VIDEO AUDIO IN R CH J601 J401 L R GAME INPUT REC L CH D Page 24 SPEANA Page 26 MIC AU...

Page 26: ...09 RECT D914 917 CD 3 3V 3 3V REGULATOR Q102 5V REGULATOR IC911 M 9V M 7V A 10V TC 10V D920 922 D502 D504 D501 D503 4V REGULATOR IC951 4V REGULATOR IC971 D 4V 9V REGULATOR IC961 10V REGULATOR IC101 CD D 5V CD A 5V RESET SIGNAL GENERATOR IC601 D505 RECT D918 919 923 924 RECT D972 975 LED DRIVE Q794 T972 SUB POWER TRANSFORMER RECT D541 RECT D543 VL VL VH VH 33V REGULATOR Q941 POWER ON OFF RELAY DRIV...

Page 27: ...Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F TUNER FM AM E TAPE PLAY DECK A d TAPE PLAY DECK B G REC J CD PLAY ANALOG c CD PLAY DIGITAL OUT q MD VIDEO AUDIO IN j GAME IN AUDIO k GAME IN VIDEO N MIC INPUT Abbreviation AR Argentina model MX Mexican model SP Singapore model Circuit Boards ...

Page 28: ...y Mode 4 IC101 ra TE CD Play Mode 0 65 0 15 Vp p 5 IC101 t RFDC CD Play Mode 5 Vp p 59 ns 2 1 Vp p 12 1 µs qa Q302 Q303 Base REC Mode 10 8Vp p 12 1 µs qs Q302 Q303 Collector REC Mode 6 IC101 yj XTAO MAIN Board 0 4 Vp p 12 1 µs qd Q302 Q303 Emitter REC Mode 2 8 Vp p 250 ns wa IC601 is X0 PANEL Board Page 33 Semiconductor Location Ref No Location D101 B 4 IC101 C 3 IC102 B 2 IC103 D 2 Q101 C 1 Q102 ...

Page 29: ...CD DATA CD CLK LD ON SQ DATA SQ CLK M GND M 7V UNSW X LAT 7 7 SCHEMATIC DIAGRAM BD Board See page 28 for Waveforms See page 48 for IC Block Diagrams Voltages and waveforms are dc with respect to ground under no signal conditions no mark CD PLAY The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Page 34 w w w x i a o y u 1 ...

Page 30: ... DETECT M721 TURN 7 8 PRINTED WIRING BOARDS DRIVER MOTOR SENSOR CD Boards See page 27 for Circuit Boards Location 7 9 SCHEMATIC DIAGRAM DRIVER MOTOR SENSOR CD Boards See page 48 for IC Block Diagram Voltages are dc with respect to ground under no signal conditions no mark CD PLAY Page 33 Page 34 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2...

Page 31: ...B ERASE HEAD DECK B HP901 PB HEAD DECK A DECK A HALF M901 CAPSTAN M DECK A REC DECK B PLAY Page 33 Page 33 Page 33 Semiconductor Location Ref No Location D1001 B 4 D1002 B 10 IC1001 B 2 IC1002 B 10 Q1001 B 3 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513...

Page 32: ...EC S1006 DECK B HALF S1009 DECK B REC C1001 33 10V PM902 DECK B PM901 DECK A 3 3V 3 3V 7 11 SCHEMATIC DIAGRAM SW Board Voltages are dc with respect to ground under no signal conditions TAPE PLAY DECK A TAPE PLAY DECK B REC Impossible to measure Page 36 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942...

Page 33: ...8 Page 38 Page 40 Page 40 D121 E 9 D122 E 8 D501 E 3 D502 C 5 D503 E 3 D504 C 5 D505 B 2 D508 B 2 D509 E 3 D601 C 5 D602 B 4 D603 C 5 D841 F 8 D906 J 8 D907 J 8 D908 J 8 D909 I 8 D914 J 8 D915 J 8 D916 J 8 D917 I 8 D918 J 7 D919 J 7 D920 H 8 D921 H 8 D922 H 9 D923 J 7 D924 J 7 IC101 I 8 IC102 E 10 IC201 E 12 IC301 H 5 IC302 I 5 IC303 G 5 IC501 C 3 IC601 B 4 IC911 G 7 IC951 I 7 IC961 I 8 Q101 E 8 Q...

Page 34: ...0 0047 0 47 2 2k 330k 100k 1000 6 3V 0 001 0 022 FN1F4M FA1A4M 2SC1623 2SC1623 10k 10k 10k 10k TOTX141 1P 2 2 50V 22k 10 50V 33k 10 50V 1k 0 022 2SA812 2SA812 1k 10 50V 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 A1 A2 A3 A4 A5 A6 A7 A8 B1 B2 B3 B4 B5 B6 B7 B8 C1 C3 C4 C6 C7 C8 24 26 28 43 35 37 40 32 34 33 19 27 25 23 22 3 2 21 81 82 44 45 46 47 48 49 36 50 AA1 AA2 AA3 AA4 A A 1 A A 2 AA3 A A 4 ZZ1 ZZ2 ZZ3 D G...

Page 35: ...L FRONT RELAY DBFB FEEDBACK Q504 FN1F4M SWITCH MUTING CONTROL Q505 FA1A4M SWITCH MUTING CONTROL Q861 FN1F4M SWITCH MUTING CONTROL Q812 2SC3661 MUTING HEADPHONE Q862 2SC3661 MUTING HEADPHONE Q891 892 FAN MOTOR DRIVE 7 14 SCHEMATIC DIAGRAM MAIN Board 2 4 Voltages are dc with respect to ground under no signal detuned conditions no mark TUNER FM AM The components identified by mark 0 or dotted line wi...

Page 36: ...50V 10k FA1A4M 2SB1116 2SB1116 5 6 6P 3P FA1A4M 2 2k 2200p 47k 5 6 470 16V 10 50V 1M B1 B2 B3 B4 B5 B6 B7 B8 E1 E2 E3 E4 E5 E6 E7 52 58 67 66 68 61 YY1 YY2 YY3 YY4 YY5 YY6 YY1 YY2 YY3 YY3 YY4 YY5 YY5 YY6 57 56 70 90 91 89 XX1 XX2 XX3 XX4 XX1 XX2 XX3 XX4 51 54 55 69 65 53 L PB L REC R PB E HOT R REC L PB R PB CAPM AHALF ASHUT DGND BSHUT BMETAL CAPM CAPMH L ATRGM BTRGM TRGMGND BHALF L GND R GND GND ...

Page 37: ... RR1 RR2 RR3 RR4 RR1 RR2 RR3 RR3 RR4 RR4 41 29 30 4 73 74 75 38 IIC DATA SPEANA IIC CLK SIRCS KEY INT DISPLAY KEY INT POWER POWER LED D 4V D 4V EVER 4V EVER 4V EVER 4V VF 1 VF 1 VF 2 VF 2 VG VG A 10V A 10V A 10V GC 4V GC RESET D GND D GND D GND D GND A 10V SPEANA SPEANA VF 1 VF 2 FAN ON VG AC4 1 AC4 2 AC3 1 AC3 2 EVER 4V D GND STK MUTE IIC CLK IIC DATA D 3 3V D GND X OUT VSS X IN VCC NMI SCOR IIC ...

Page 38: ...AIN BOARD CN781 MAIN BOARD CN783 7 17 PRINTED WIRING BOARD GAME IN Board See page 27 for Circuit Boards Location Page 33 Page 33 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 39: ...0k 1k 1k 0 001 47p 0 1 10k 0 001 1k 100k 1k 22k 470p 10k 100p 180k 100 100k 47p 50k 12k 18k 1k 0 001 3P 100 0 022 2 2k HP L HP R HEADPHONE CONTROL A 10V HP GND GM A L GM A R GM A GND GM V SIG GM V GND CHASSIS CHASSIS CHASSIS MIC L R PHONES MIC AGND MIC SIG MIC AMP 3 2 4 1 6 5 7 8 MIC CONTROL LEVEL MIC GAME INPUT AUDIO VIDEO 7 18 SCHEMATIC DIAGRAM GAME IN Board Voltages are dc with respect to groun...

Page 40: ... for Circuit Boards Location Page 46 Page 46 Page 33 Page 33 D501 D 7 D502 B 7 D503 E 6 D504 F 9 D506 H 7 D507 G 8 D508 C 2 D509 C 2 D510 I 7 D511 G 8 D543 E 3 D551 D 8 D581 C 3 D941 F 2 IC501 E 9 Q501 D 7 Q502 B 5 Q503 C 3 Q504 C 3 Q505 B 4 Q506 B 4 Q507 B 7 Q508 B 7 Q509 B 6 Q510 B 5 Q511 B 5 Q512 B 5 Q513 B 3 Q551 D 7 Q581 B 3 Q831 B 4 Q941 F 1 Semiconductor Location Ref No Location w w w x i a...

Page 41: ...C1841 2SC2785 2SC2785 0 1 0 01 100k 3300 50V D5SBA204101 3300 50V 100k 2200 100V 2200 100V 330 2W 330 2W 82k 22k 22k 0 1 5W 0 1 5W 220p STK412 150 STK412 150 3 3k 1W MTZJ T 72 18C 220p 3 3k 1W MTZJ T 72 18C 0 1 0 1 5W 0 1 5W 2SA1175 AA1 AA2 AA3 AA4 AA5 AA6 AA7 AA8 AA1 AA2 AA3 AA4 AA5 AA6 AA7 AA8 VH VH GND GND VL VL AC3 AC3 AC4 AC4 VP VF VF STBY RELAY D GND R IN A GND L IN STK MUTE STBY RELAY D GND...

Page 42: ...90 DISC 2 D792 S789 DISC 1 D791 S788 6 1 S749 751 S779 792 A B C D E F G H 1 2 3 4 5 6 7 8 9 10 E E 7 21 PRINTED WIRING BOARDS PANEL CD OPEN CD SWITCH Boards See page 27 for Circuit Boards Location Page 33 Page 44 D604 C 10 D605 B 10 D606 C 10 D607 D 10 D608 D 10 D610 B 3 D612 B 3 D614 C 3 D791 H 7 D792 H 6 D793 H 5 D794 A 10 D795 G 1 IC601 C 5 IC602 F 1 Q601 B 10 Q602 B 10 Q603 C 10 Q604 D 10 Q60...

Page 43: ...7 38 39 40 4 1 4 4 88 87 86 89 90 91 92 93 94 95 96 97 98 99 100 52 53 55 54 56 57 58 59 31 32 33 34 35 36 37 38 39 40 41 43 44 61 60 1 49 51 43 48 74 64 65 79 80 66 64 56 54 53 52 51 49 AA1 AA2 AA3 AA1 AA2 AA3 57 58 59 F1 F1 N P N P N P N P F2 F2 F2 N P N P N P N P F1 VG VCC CPU VSS CPU AVSS AVCC MD2 VKK MD0 VSS IO VDD FIP VG A 10V A 10V A 10V D 4V D 4V GC 4V P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P1...

Page 44: ...Y ENCODER VOLUME 4 1 3 1 2 DIRECTION EDIT PAD SWITCH BOARD S750 752 S754 762 S765 778 7 23 PRINTED WIRING BOARDS PAD SWITCH VOL Boards See page 27 for Circuit Boards Location Page 42 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 h...

Page 45: ...L 1A KEY 1 KEY INT DISPLAY KEY 0 SIRCS DGND EVER 4V VOL 1A VOL 1B GCDGND KEY 1 VOLUME ROTARY ENCODER S766 S765 S767 S769 S768 S770 S771 S772 S773 S774 S775 S776 S777 S778 REMOTE CONTROL RECEIVER DISPLAY DIMMER FM MODE REPEAT SPECTRUM TUNER MEMORY PLAY MODE GROOVE EFFECT ON OFF ENTER MOVIE EQ GAME EQ MUSIC EQ SURROUND DIRECTION EDIT P FILE 7 24 SCHEMATIC DIAGRAM PAD SWITCH VOL Boards Voltages are d...

Page 46: ...XCEPT MX AR GX8000 E SP MX EXCEPT E SP MX EXCEPT MX EXCEPT E SP E SP 7 25 PRINTED WIRING BOARDS MAIN TRANS SUB TRANS Boards See page 27 for Circuit Boards Location Page 40 Page 40 D971 G 4 D972 F 2 D973 F 2 D974 E 2 D975 E 2 D977 C 7 IC971 G 2 Q971 G 3 Semiconductor Location Ref No Location w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 ...

Page 47: ... RELAY DRIVE POWER ON OFF AC IN 220V VOLTAGE SELECTOR 120V 230 240V 1 2 E SP E SP EXCEPT E SP NO971 4P 2P MX E SP EXCEPT E SP EXCEPT MX EXCEPT E SP MX GX8000 EXCEPT MX AR AR MX E SP E SP E SP EXCEPT E SP 4P 2P E SP AR CN973 F976 977 8 0A 250V RG77 8 0A 125V GX8000 F974 975 T6 3AL 250V RG77 6 3A 125V GX8000 R953 G O I 4V REGULATOR IC971 µPC3504AHF 7 26 SCHEMATIC DIAGRAM MAIN TRANS SUB TRANS Boards ...

Page 48: ...43 41 42 XLAT CLOK SENS SYSM DATA XUGF XPCK GFS C2PO WFCK 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 32 33 30 31 36 37 34 35 39 40 38 28 27 29 SPOA ATSK SCLK VDD SCOR SPOB XLON XTAI XVDD EMPH AVDD1 AOUT1 AIN1 XTAO XVSS AIN2 AOUT2 AVDD2 RMUT LOUT2 LOUT1 BCK LRCK PCMD LMUT AVSS1 AVSS2 CPU INTERFACE SERVO AUTO SEQUENCER SERIAL IN INTERFACE OVER SAMPLING DIGITAL FILTER 3rd ORDER NOISE SHAPER P...

Page 49: ...a transfer clock signal output to the tuner unit 28 PWM1 O Focus servo drive PWM signal output to the RF amplifier for CD RW 29 IIC CLK I O Communication data reading clock signal input or transfer clock signal output with the fluorescent indicator tube driver 30 IIC DATA I O Communication data bus with the fluorescent indicator tube driver 31 TXD1 Not used 32 SQ DATA I Subcode Q data input from t...

Page 50: ...cording playback selection signal output L playback H recording 70 A HALF I Deck A cassette detection signal input terminal L no cassette H cassette in 71 SW LINK LED O LED drive signal output terminal H LED on Not used 72 SW MATRIX SURR 1 LED O LED drive signal output terminal H LED on Not used 73 DISPLAY KEY I DISPLAY key input terminal 74 POWER KEY I I 1 key input terminal 75 STBY LED O LED dri...

Page 51: ...terminal 94 SW AD KEY I Key input terminal A D input Not used 95 NO USE Not used 96 AVSS Ground terminal for analog system 97 SW RELAY O Relay drive signal output for the sub woofer out protect H relay on Not used 98 VREF I Reference voltage 3 3V input terminal for analog system 99 AVCC Power supply terminal 3 3V for analog system 100 NO USE Not used www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8...

Page 52: ...ignal output of the DISC3 H LED on 60 I2C DATA I O Communication data bus with the system controller 61 I2C CLOCK I O Communication data reading clock signal input or transfer clock signal output with the system controller 62 AVCC Power supply terminal 3 3V for A D conversion 63 AVSS Ground terminal for A D conversion 64 to 66 KEY0 to KEY2 I Key input terminal A D input 67 to 72 BPF0 to BPF5 I Spe...

Page 53: ... SCREW CASE 3 TP2 2 4 225 038 21 SIDE PANEL L RG77 2 4 239 740 11 SIDE PANEL L GX8000 3 4 237 760 11 LOADING PANEL RG77 3 4 237 760 51 LOADING PANEL GX8000 4 4 224 550 41 TOP CASE RG77 4 4 239 777 11 TOP CASE GX8000 5 A 4676 765 A SUB TRANS BOARD COMPLETE GX8000 5 A 4727 568 A SUB TRANS BOARD COMPLETE RG77 E SP 5 A 4728 130 A SUB TRANS BOARD COMPLETE RG77 AR 5 A 4728 717 A SUB TRANS BOARD COMPLETE...

Page 54: ... 01 SPRING L 57 4 224 104 11 DAMPER 58 4 231 836 01 SPRING HEART CAM A 59 4 963 404 21 EMBLEM 5 A SONY 60 4 231 841 01 SPRING HEART CAM B 61 4 237 787 01 SPRING R 62 4 225 252 01 CUSHION FOOT 63 4 951 620 01 SCREW 2 6X8 BVTP 64 1 683 537 11 CD SWITCH BOARD 65 1 683 538 11 CD OPEN BOARD 66 A 4727 587 A PANEL BOARD COMPLETE 67 1 683 536 11 VOL BOARD 68 A 4727 557 A PAD SWITCH BOARD COMPLETE 69 A 472...

Page 55: ...OARD COMPLETE RG77 AR 0F971 1 533 473 11 FUSE GLASS TUBE DIA 5 T6 3AL 250V RG77 E SP 0F974 1 533 454 11 FUSE GLASS TUBE DIA 5 6 3A 125V GX8000 0F974 1 533 473 11 FUSE GLASS TUBE DIA 5 T6 3AL 250V RG77 0F975 1 533 454 11 FUSE GLASS TUBE DIA 5 6 3A 125V GX8000 0F975 1 533 473 11 FUSE GLASS TUBE DIA 5 T6 3AL 250V RG77 0F976 1 533 949 31 FUSE CYLINDRICAL TIME LUG 8 0A 250V RG77 0F976 1 576 537 11 FUSE...

Page 56: ...ARD 512 X 4952 608 3 CAM U D ASSY 513 4 221 681 01 LEVER EX 514 4 221 682 01 LEVER LIFTER 515 4 231 513 01 PULLEY B BU 30 CHUCKING 516 4 228 414 01 BRACKET YOKE 517 X 4953 307 1 PULLEY A ASSY CHUCKING 518 X 4953 306 1 HOLDER BU BU 30 ASSY 519 4 222 095 01 BELT 520 4 227 045 11 SPRING INSULATOR COIL 521 4 985 672 01 SCREW PTPWH M2 6 FLOATING 524 4 221 678 06 CAM CONTROL 525 4 221 683 01 GEAR U 526 ...

Page 57: ...31 01 GEAR LA 556 1 757 710 11 WIRE FLAT TYPE 16 CORE 0557 A 4735 188 A BU 30 60 ASSY The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http ...

Page 58: ... 01 BELT CAPSTAN C 762 3 019 208 01 WASHER STOPPER 763 3 016 533 01 WASHER FR STOPPER 764 X 3378 041 1 FLYWHEEL A REV ASSY 765 X 3378 040 1 FLYWHEEL A FWD ASSY 766 X 3378 043 1 FLYWHEEL B REV ASSY 767 X 3378 042 1 FLYWHEEL B FWD ASSY 768 4 227 872 11 SCREW PTT 2X4 GROUND POINT 769 4 227 455 02 SPRING HALF TORSION HP901 X 4953 985 1 BLOCK A ASSY HEAD PB HRPE901X 4953 986 1 BLOCK B ASSY HEAD REC PB ...

Page 59: ... from the parts speci fied in the diagrams or the components used on the set XX and X mean standardized parts so they may have some difference from the original one RESISTORS All resistors are in ohms METAL Metal film resistor METAL OXIDE Metal oxide film resistor F nonflammable Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when or...

Page 60: ...L CHIP 33K 5 1 16W R192 1 216 839 11 METAL CHIP 33K 5 1 16W R193 1 216 846 11 METAL CHIP 120K 5 1 16W R194 1 216 839 11 METAL CHIP 33K 5 1 16W R195 1 216 849 11 METAL CHIP 220K 5 1 16W R196 1 216 819 11 METAL CHIP 680 5 1 16W R198 1 216 864 11 METAL CHIP 0 5 1 16W COMPOSITION CIRCUIT BLOCK RN101 1 233 576 11 RES CHIP NETWORK 100 VARIABLE RESISTOR RV101 1 238 602 11 RES ADJ CARBON 47K VIBRATOR X101...

Page 61: ...5 1 4W R739 1 249 441 11 CARBON 100K 5 1 4W R740 1 249 421 11 CARBON 2 2K 5 1 4W R742 1 249 417 11 CARBON 1K 5 1 4W R743 1 249 429 11 CARBON 10K 5 1 4W R744 1 249 441 11 CARBON 100K 5 1 4W R745 1 247 807 31 CARBON 100 5 1 4W R746 1 249 417 11 CARBON 1K 5 1 4W VARIABLE RESISTOR RV722 1 227 452 11 RES VAR 50K MIC LEVEL A 2007 839 A HEAD A BOARD COMPLETE CONNECTOR CN1 1 564 719 11 PIN CONNECTOR SMALL...

Page 62: ...50V C359 1 126 947 11 ELECT 47uF 20 16V C361 1 126 964 11 ELECT 10uF 20 50V C362 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V C363 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V C364 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C365 1 115 156 11 CERAMIC CHIP 1uF 10V C371 1 164 392 11 CERAMIC CHIP 390PF 10 50V C376 1 164 392 11 CERAMIC CHIP 390PF 10 50V C381 1 130 483 00 MYLAR 0 01uF 5 50V C382 1 137 427 11 M...

Page 63: ...N TB5 D922 8 719 083 89 DIODE 11ES2N TB5 D923 8 719 083 89 DIODE 11ES2N TB5 D924 8 719 083 89 DIODE 11ES2N TB5 FERRITE BEAD RESISTOR FB201 1 216 864 11 METAL CHIP 0 5 1 16W FB203 1 414 772 21 FERRITE 0 FB204 1 414 772 21 FERRITE 0 FB208 1 216 864 11 METAL CHIP 0 5 1 16W FB210 1 216 864 11 METAL CHIP 0 5 1 16W FB211 1 216 864 11 METAL CHIP 0 5 1 16W FB212 1 216 864 11 METAL CHIP 0 5 1 16W FB213 1 2...

Page 64: ...ES CHIP 510 5 1 10W R103 1 216 833 11 METAL CHIP 10K 5 1 16W R104 1 216 841 11 METAL CHIP 47K 5 1 16W R105 1 216 833 11 METAL CHIP 10K 5 1 16W R108 1 216 821 11 METAL CHIP 1K 5 1 16W R109 1 216 839 11 METAL CHIP 33K 5 1 16W R113 1 216 821 11 METAL CHIP 1K 5 1 16W R114 1 216 841 11 METAL CHIP 47K 5 1 16W R115 1 216 833 11 METAL CHIP 10K 5 1 16W R116 1 216 833 11 METAL CHIP 10K 5 1 16W R121 1 216 82...

Page 65: ...6W R429 1 216 809 11 METAL CHIP 100 5 1 16W R430 1 216 809 11 METAL CHIP 100 5 1 16W R432 1 216 809 11 METAL CHIP 100 5 1 16W R433 1 216 809 11 METAL CHIP 100 5 1 16W R434 1 216 817 11 METAL CHIP 470 5 1 16W R446 1 216 809 11 METAL CHIP 100 5 1 16W R447 1 216 809 11 METAL CHIP 100 5 1 16W R448 1 216 809 11 METAL CHIP 100 5 1 16W R470 1 216 809 11 METAL CHIP 100 5 1 16W R488 1 216 809 11 METAL CHIP...

Page 66: ... 0R941 1 217 637 00 FUSIBLE 1 5 1 4W F 0R951 1 219 119 11 FUSIBLE 0 1 5 1 4W F 0R952 1 219 120 11 FUSIBLE 0 15 5 1 4W F 0R954 1 219 237 91 SOLID 3 3M 20 1 2W GX8000 1 675 910 14 MOTOR BOARD CAPACITOR C721 1 162 306 11 CERAMIC 0 01uF 30 16V CONNECTOR CN721 1 770 516 31 CONNECTOR FFC 8P CN722 1 785 330 11 PIN CONNECTOR LIGHT ANGLE 4P SWITCH S701 1 771 822 11 SWITCH LEVER SLIDE DISC TRAY OPEN CLOSE D...

Page 67: ...IC 0 01uF 30 16V C626 1 162 306 11 CERAMIC 0 01uF 30 16V C627 1 162 306 11 CERAMIC 0 01uF 30 16V C628 1 162 306 11 CERAMIC 0 01uF 30 16V C629 1 162 306 11 CERAMIC 0 01uF 30 16V C651 1 164 159 11 CERAMIC 0 1uF 50V C652 1 124 261 00 ELECT 10uF 20 50V C653 1 124 261 00 ELECT 10uF 20 50V C710 1 162 306 11 CERAMIC 0 01uF 30 16V C711 1 162 306 11 CERAMIC 0 01uF 30 16V C712 1 162 306 11 CERAMIC 0 01uF 30...

Page 68: ...IBRATOR CERAMIC 4MHz A 4676 767 A POWER BOARD COMPLETE GX8000 A 4727 591 A POWER BOARD COMPLETE RG77 7 685 646 79 SCREW BVTP 3X8 TYPE2 N S CAPACITOR C501 1 126 963 11 ELECT 4 7uF 20 50V C502 1 162 290 31 CERAMIC 470PF 10 50V C503 1 162 286 31 CERAMIC 220PF 10 50V C504 1 104 665 11 ELECT 100uF 20 10V C507 1 136 495 11 FILM 0 068uF 5 50V C508 1 136 495 11 FILM 0 068uF 5 50V C509 1 128 560 11 ELECT 2...

Page 69: ...49 441 11 CARBON 100K 5 1 4W R522 1 249 441 11 CARBON 100K 5 1 4W R523 1 249 440 11 CARBON 82K 5 1 4W 0R524 1 215 872 11 METAL OXIDE 3 3K 5 1W F R527 1 249 438 11 CARBON 56K 5 1 4W R528 1 249 437 11 CARBON 47K 5 1 4W R529 1 249 433 11 CARBON 22K 5 1 4W R530 1 249 433 11 CARBON 22K 5 1 4W R531 1 249 409 11 CARBON 220 5 1 4W R532 1 247 897 11 CARBON 560K 5 1 4W R533 1 249 437 11 CARBON 47K 5 1 4W R5...

Page 70: ...RESISTOR R974 1 249 441 11 CARBON 100K 5 1 4W R975 1 249 429 11 CARBON 10K 5 1 4W RELAY 0RY971 1 755 276 11 RELAY POWER SWITCH 0S901 1 786 055 21 SELECTOR VOLTAGE VOLATGE SELECTOR E SP TRANSFORMER 0T972 1 435 823 11 TRANSFORMER POWER GX8000 0T972 1 435 825 11 TRANSFORMER POWER RG77 A 4676 533 A SW BOARD COMPLETE CAPACITOR C1001 1 107 716 11 ELECT 33uF 20 10V CONNECTOR CN1001 1 568 860 21 SOCKET CO...

Page 71: ... 533 473 11 FUSE GLASS TUBE DIA 5 T6 3AL 250V RG77 E SP 0F974 1 533 454 11 FUSE GLASS TUBE DIA 5 6 3A 125V GX8000 0F974 1 533 473 11 FUSE GLASS TUBE DIA 5 T6 3AL 250V RG77 0F975 1 533 454 11 FUSE GLASS TUBE DIA 5 6 3A 125V GX8000 0F975 1 533 473 11 FUSE GLASS TUBE DIA 5 T6 3AL 250V RG77 0F976 1 533 949 31 FUSE CYLINDRICAL TIME LUG 8 0A 250V RG77 0F976 1 576 537 11 FUSE GLASS TUBE DIA 5 8 0A 125V G...

Page 72: ...on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2002 02 New www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

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