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Sony HCD-PX333 IC1004 LB1641 (MD DIGITAL BOARD) IC1102 LB1641 (MD DIGITAL BOARD), IC1005 uDA1360TS (MD DIGITAL BOARD), IC1006 uDA1360AH (MD DIGITAL BOARD)

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79

HCD-PX333

12 3 45 6 7 8 9 10

GND

MOTOR

DRIVE

NOISE

FILTER

CLAMP

FWD.IN

REV.IN

VCC 1

VCC 2

NOISE

FILTER

MOTOR

DRIVE

MOTOR

DRIVE

MOTOR

DRIVE

T.S.D O.C.P

FWD/REV/STOP

CONTROL LOGIC

3

2

1

15

16

VINR

4VREF (N)

5VREF (P)

6SFOR

7PWON

8SYSCLK

VREF

VINL

VSSA

14 FSEL

13 DATAO

12 WS

11 BCK

10 VSSD

9 VDDD

VDDA

+

–

+

–

ADC

( )

ADC

( )

DECIMATION

FILTER

DIGITAL

INTERFACE

DC-

CANCELLATION

FILTER

CLOCK

CONTROL

IC1004 LB1641 (MD DIGITAL BOARD)

IC1102 LB1641 (MD DIGITAL BOARD)

IC1005 uDA1360TS (MD DIGITAL BOARD)

3

2

1

32

33

VSSD

4VSSD (C)

5L3DATA

6L3CLOCK

7DATAI

8BCKI

9WSI

10L3MODE

11NC

VDDD (C)

RESET

VDDA (PLL)

31 VSSA (PLL)

27 VDDA

26 VSSA

25 VSSA (DAC)

24 VREF

23

12

TC

BCKO

29

30

CLKOUT

28 NC

PREEM1

MUTE

44

RTCB

43

VDDD

42

PREEM0

41

NC

40

NC

37

WSO

36

DATAO

39

TEST2

38

NC

35

SELSTATIC

34

TEST1

13

SELCHAN

14

NC

15

SPDIF0

16

SPDIF1

17

VDDA (DAC)

18

VOUT L

19

SELCLK

20

SELSPDIF

21

LOCK

22

VOUT R

L3

INTERFACE

IEC 958

DECODER

DATA

OUTPUT

INTERFACE CLOCK

AND

TIMING

CIRCUIT

DATA

INPUT

INTERFACE

AUDIO FEATURE PROCESSOR

INTERPOLATOR

NOISE SHAPER

DAC DAC

IC1006 uDA1360AH (MD DIGITAL BOARD)

Contents

Main HCD-PX333 AEP Model UK Model E Model Australian Model SPECIFICATIONS SERVICE MANUAL MICRO HI-FI COMPONENT SYSTEM Sony Corporation Home Audio Company Shinagawa Tec Service Manual Production Group 9-873-168-01 SELF-DIAGNOSIS FUNCTION MD SECTION PROCEDURE FOR USING THE SELF-DIAGNOSIS FUNCTION (ERROR HISTORY DISPLAY MODE) Self-diagnosis display HCD-PX333 ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS Page CD SECTION ] [TUNER/BAND] [ [ TUNING Emc=**Edc=** E**M********00 Emc=00Edc=00 [ TUNING+] ] or [ TUNING+] button to 6. DIAGRAMS 7. EXPLODED VIEWS 8. ELECTRICAL PARTS LIST For CD For MD (Figure A) SECTION 1 SERVICING NOTES SERVICE POSITION JIG FOR CHECKING BD (MD) BOARD WAVEFORM WHEN MEMORY NG IS DISPLAYED CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTS IN MD RETRY CAUSE DISPLAY MODE IN MD ** Fig. 1 Reading the Test Mode Display (During recording and stop) Fig. 2 Reading the Test Mode Display (During playback) ** Hexadecimal Binary Conversion Table Page CD-TEXT TEST DISC ] or [ TUNING+] button, select the track. The text data of each track will be displayed. * SECTION 2 GENERAL Main unit Parts Identification Parts Identification Remote Control w; 2 Setting the time 1 2 Proceed to step 5 when you set the clock for the first time. 3 select CLOCK SET?. SECTION 3 DISASSEMBLY This set can be disassembled in the order shown below. 3-1. CASE 3-2. FRONT PANEL SECTION 3-4. REC BOARD, VOL BOARD 3-3. JACK BOARD, BL BOARD, PANEL BOARD, LCD 3-5. BACK PANEL, SP BOARD, TUNER 3-6. TRANSFORMER, POWER and DC FAN 3-8. AMP BOARD 3-7. MAIN BOARD, POWER BOARD 3-9. MD MECHANISM DECK (MDM-7X2A) 3-10. OVER WRITE HEAD (HR901), BD (MD) BOARD 3-12. LOADING MOTOR ASSY (M103) 3-11. HOLDER ASSY 3-13. SLED MOTOR ASSY (M102) 3-14. OPTICAL PICK-UP (KMS-262) 3-16. CD MECHANISM DECK (CDM55A-21BD53) 3-15. SPINDLE MOTOR ASSY (M101) three screws (M1.7), tapping (M1.7) motor assy, spindle (M101) 3-17. MD DIGITAL BOARD 3-18. HOLDER (BU) ASSY 3-19. BASE UNIT (BU-21BD53), HOLDER (55-BU21) 3-20. TRAY (CDM), LOADING BOARD 3-21. CAM (CDM55) ] SECTION 4 TEST MODE MD SECITON 1. PRECAUTIONS FOR USE OF TEST MODE 2. SETTING THE TEST MODE 3. RELEASING THE TEST MODE 4. BASIC OPERATIONS OF THE TEST MODE HCD-PX333 5. SELECTING THE TEST MODE 6. FUNCTIONS OF OTHER BUTTONS 7. TEST MODE DISPLAYS 8. AUTOMATIC SELF-DIAGNOSIS FUNCTION 9. INFORMATION SECTION 5 ELECTRICAL ADJUSTMENTS MD SECTION 1. PARTS REPLACEMENT AND ADJUSTMENT Adjustment flow 2. PRECAUTIONS FOR CHECKING LASER DIODE EMISSION 3. PRECAUTIONS FOR USE OF OPTICAL PICK- UP (KMS-262A/262E) Optical pick-up flexible board 4. PRECAUTIONS FOR ADJUSTMENTS 6. CHECKS PRIOR TO REPAIRS 5. USING THE CONTINUOUSLY RECORDED DISC Page Page 7. INITIAL SETTING OF ADJUSTMENT VALUE 8. RECORDING AND DISPLAYING THE IOP INFORMATION 9. TEMPERATURE COMPENSATION OFFSET ADJUSTMENT 10.LASER POWER ADJUSTMENT 12. TRAVERSE ADJUSTMENT 11.Iop NV SAVE 13.FOCUS BIAS ADJUSTMENT 14. ERROR RATE CHECK 15. FOCUS BIAS CHECK 16. AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT Adjustment and checking Loacation: CD SECTION Checking Location: BD (CD) BOARD (Conductor Side) Page SECTION 6 DIAGRAMS 6-1. BLOCK DIAGRAMS A0 A10 2, 3, 24, 25 49, 48, 50, 51 D/A, A/D CONVERTER SECTION AUDIO FEATURE DALOCK SLSEL IIC HELP + SIGNAL PATH MM KBD CHK IIC CLK DISPLAY, POWER SUPPLY SECTION E K C B These are omitted. E Circuit Boards Location BD(CD) board LOADING board PANEL board JACK board VOL board BL board REC board POWER board AMP board 6-3. PRINTED WIRING BOARD BD (CD) BOARD referring, because CD base unit is replaced as a block. (SIDE A) (SIDE B) Page 6-5. PRINTED WIRING BOARD BD (MD) BOARD BD (MD) BOARD FLEXIBLE BOARD IC151 IC181 CD BD (MD) BOARD (SIDE B) Page Page 6-8. PRINTED WIRING BOARD MD DIGIT AL SECTION MD DIGITAL BOARD DC A B Page Page Page 6-12. PRINTED WIRING BOARD MAIN BOARD IC501 IC941 IC931 IC912 Page Page 6-15. PRINTED WIRING BOARD AMP BOARD IC801 IC913 IC903 6-16. PRINTED WIRING BOARD SP BOARD See page 55 for Circuit Boards Location. See page 70 for Schematic Diagram of SP Board. Page Page 6-19. PRINTED WIRING BOARD P ANEL SECTION1 IC602 (Page 73) (Page 65) Page Page 6-23. PRINTED WIRING BOARD POWER BO ARD IC914 IC921 IC901 Page WAVEFORMS 6 MD DIGITAL BOARD MAIN BOARD IC1001 ws (XIN) 1 5 6-25. IC BLOCK DIAGRAMS IC101 CXA2523AR (BD (MD) BOARD) IC141 BH6519FS-E2 (BD (MD) BOARD) IC151 CXD2662R (BD (MD) BOARD) GND MOTOR VCC 1 DRIVE IC1004 LB1641 (MD DIGITAL BOARD) IC1102 LB1641 (MD DIGITAL BOARD) IC1005 uDA1360TS (MD DIGITAL BOARD) IC1006 uDA1360AH (MD DIGITAL BOARD) IC301 M62428AFP600C (MAIN BOARD) IC931 M62016L (MAIN BOARD) 6-26. IC PIN FUNCTION DESCRIPTION Page Page Page LOADING EJECT BRAKE RUN IDLE Page Page Page Page Page Page Page SECTION 7 EXPLODED VIEWS Page Page Page Page 7-6. MD MECHANISM DECK SECTION-2 (MDM-7X2A) Page SECTION 8 ELECTRICAL PARTS LIST AMP BD (MD) BD (MD) BL JACK JACK LOADING MAIN Page MAIN MAIN MD DIGITAL MD DIGITAL PANEL PANEL POWER POWER REC SP VOL