Sony HCD-PX333 manuel d'utilisation

HCD-PX333 AEP Model UK Model E Model A ustr alian Model SERVICE MANUAL MICRO HI-FI COMPONENT SYSTEM Sony Corporation Home Audio Compan y Shinagawa T ec Service Manual Pr oduction Group 9-873-168-01 2001F1600-1 © 2001.6 SPECIFICA TIONS V er 1.0 2001. 06 HCD-PX333 is the Amplifier , CD play er , MD Deck and T uner section in CMT -PX333. Model Name U[...]

2 HCD-PX333 SELF-DIA GNOSIS FUNCTION The self-diagnosis function consists of error codes for customers, which are displayed automatically when errors occur , and err or codes, which sho w the error history in the test mode during servicing. For details on how to vie w error codes for the customer , refer to the following box in the instruction manu[...]

3 HCD-PX333 ITEMS OF ERROR HIST OR Y MODE ITEMS AND CONTENTS Display Details of History op rec tm Displays the recording time. Displayed as “ r ss min ” . The displayed time is the total time the laser is set to the high power state. This is about 1/4 of the actual recording time. The time is displayed in decimal digits from 0h. op play tm Disp[...]

4 HCD-PX333 Error Code Details of Error 10 Loading failed 12 Loading switch combination is illeg al 20 Head of PTOC could not be r ead within the specif ied time 21 Head of PTOC could be read b ut its content is erroneous 22 Access to UT OC could not be made within the specif ied time 23 UTOC could be not read within the specif ied time 24 Content [...]

5 HCD-PX333 CD SECTION PROCEDURE FOR USING THE SELF-DIA GNOSIS FUNC- TION (ERROR HIST OR Y DISPLA Y MODE) 1. T o Enter The CD T est Mode Procedur e: 1. Press the ? / 1 button to turn the po wer on. 2. Press the [FUNCTION] b utton to set the CD function. 3 . Press three b uttons of x (CD), [ TUNING - ] and [TUNER/BAND] simultaneously . 4. The set en[...]

6 HCD-PX333 T ABLE OF CONTENTS SELF-DIA GNOSIS FUNCTION ..................................... 2 1. SER VICING NO TES ............................................... 7 2. GENERAL ................................................................... 17 3. DISASSEMBL Y ......................................................... 19 4. TEST MODE ...........[...]

7 HCD-PX333 Notes on chip component replacement • Nev er reuse a disconnected chip component. • Notice that the minus side of a tantalum capacitor may be damaged by heat. Flexible Cir cuit Board Repairing • Keep the temperature of soldering iron around 270˚C during repairing. • Do not touch the soldering iron on the same conductor of the c[...]

8 HCD-PX333 SER VICE POSITION • In checking the MD mechanism deck section (MDM-7X2A), prepare two extension jigs (P art No. J-2501-100-A: 1.00 mm 27 core and Part No. J-2501-198-A: 1.00 mm 17 core). • In checking the CD mechanism deck section (CDM55A-21BD53), prepare extension jig (P art No. J-2501-075-A: 1.00 mm 21 core.) MD mechanism deck sec[...]

9 HCD-PX333 JIG FOR CHECKING BD (MD) BO ARD W A VEFORM The special jig (J-2501-196-A) is useful for checking the wa veform of the BD (MD) board. The names of terminals and the checking items to be performed are sho wn as follows. I+3V : For measuring IOP (Check the deterioration of the optical pick-up laser) IOP : For measuring IOP (Check the deter[...]

10 HCD-PX333 Note 1: About “ R ” As this unit has only a fe w buttons, some operations require the use of remote commander (RM-S55EN/provided with unit: 1-476-664-21) buttons. These operations are indicated as “ R ” in this manual. Example: MENU/NO “ R ” ... Press the [MENU/NO] b utton of the remote commander . Note 2: Incorrect operati[...]

11 HCD-PX333 CHECKS PRIOR TO PAR TS REPLA CEMENT AND ADJUSTMENTS IN MD Before performing repairs, perform the follo wing checks to determine the faulty locations up to a certain extent. Details of the procedures are described in “5 Electrical Adjustments”. • 0.9 mW power Specified v alue : figure1 • 8.4 mW power Specified v alue : figure2 I[...]

12 HCD-PX333 RETR Y CA USE DISPLA Y MODE IN MD • In this test mode, the causes for retry of the unit during recording can be displayed on the liquid crystal display . During playback, the “track mode” for obtaining track information will be set. This is useful for locating the faulty part of the unit. • The follo wing will be displayed : Du[...]

13 HCD-PX333 Reading the Retry Cause Display 84218421 b7 b6 b5 b4 b3 b2 b1 b0 00000001 00000010 00000100 00001000 00010000 00100000 01000000 10000000 01 02 04 08 10 20 40 80 Higher Bits Lower Bits Hexadecimal Bit Binary When 0 Emphasis OFF Monaural This is 2-bit display . Normally 01. 01:Normal audio. Others:Inv alid Audio (Normal) Original Copyrig[...]

14 HCD-PX333 CD SECTION CD A GING MODE Pr ocedure: 1. Press the ? / 1 button to turn the po wer on. 2. Press the [FUNCTION] button to set the CD function, and press the Z (CD) button to insert a disc. 3. Press three buttons of x (CD) , [ TUNING - ] and x (MD) simultaneously . 4. The set displays “ AGING SEL=00 ” . Between it is display ed, pres[...]

15 HCD-PX333 CD-TEXT TEST DISC This unit is able to display the test data (character information) written in the CD on its fluorescent indicator tube. The CD-TEXT TEST DISC (TGCS-313:4-989-366-01) is used for c hecking the display . T o c heck, perform the follo wing procedure. Checking Method: 1. Press the ? / 1 b utton to turn the power on, set t[...]

16 HCD-PX333 T able 2: CD-TEXT TEST DISC Recorded Contents and Display (In this unit, some special characters cannot be displayed. This is not a f ault) T All the same T All the same T All the same T All the same T All the same T All the same T All the same T All the same T All the same T All the same T All the same T All the same (A0h to A7h) 8859[...]

17 HCD-PX333 SECTION 2 GENERAL 4 Main unit 1 qj qk qh qg qf qd qs qa q; ws wa w; ql 2 3 4 5 6 7 8 9 CD disc tray 9 (8 ) CD SYNC HIGH q; ( 17) CD SYNC NORMAL qa (17) CD N X ws (9) Display window 3 FUNCTION qh ( 9, 13, 18, 25, 41 ) MD insertion slot 2 ( 13) MD NX 6 ( 13) PHONES jack qj PLAY MODE qg ( 9, 13, 24 ) REC/REC IT qs (18) REC MODE qd ( 20) R[...]

18 HCD-PX333 Parts Identification 5 Remote Control w; 2 1 ql qk qj 3 4 5 6 7 q; 8 9 qh qg qf qd qs qa CLEAR 6 (11, 15, 26, 36) CLOCK/TIMER SELECT ql (38) CLOCK/TIMER SET ql (7, 38) DBFB qa (37) DISPLAY qj (8, 11, 15) ENTER/YES qg (7, 10, 14, 23, 25, 34, 38) FUNCTION qf ( 9, 13, 18, 25, 41) Letter/Number buttons 5 (10, 14, 25) MD z REC qs ( 18) MENU[...]

19 HCD-PX333 SECTION 3 DISASSEMBL Y • This set can be disassembled in the order sho wn below . CASE (P age 20) BACK P ANEL, SP BOARD , TUNER (P age 22) POWER TRANSFORMER, DC F AN (P age 22) CD MECHANISM DECK (CDM55A-21BD53) (P age 27) HOLDER (BU) ASSY (P age 28) AMP BOARD (P age 23) MD DIGIT AL BOARD (P age 28) FRONT P ANEL SECTION (P age 20) MD [...]

20 HCD-PX333 3-1. CASE 3-2. FRONT P ANEL SECTION 1 two screws (CASE3 TP2) 4 3 3 2 two screws (CASE3 TP2) 5 case 4 wire (flat type)(23 core) (CN100) 2 three claws 5 front panel section 1 three screws (+BVTT3 × 6) 3[...]

21 HCD-PX333 3-4. REC BO ARD , V OL BO ARD 3-3. JA CK BO ARD, BL BO ARD , P ANEL BO ARD, LCD 6 wire (flat type)(23 core) (CN601) 5 four scre ws (+BVTP 2.6 × 8) qd holder (LCD) q; lid ( LCD holder) 7 LCD 9 plate (LCD), light guide 8 sheet, diffusion qf P ANEL board qa BL board 4 JA CK board 1 two screws (+BVTP 2.6 × 8) 2 connector 2p (CN604) 3 con[...]

22 HCD-PX333 3-5. BA CK P ANEL, SP BO ARD, TUNER 3-6. TRANSFORMER, PO WER and DC F AN 7 wire (flat type) (11 core) 9 tuner pack (FM/AM) 4 back panel 5 two connectors (CN103, 801) 6 SP board 1 four scre ws (+BVTP3 × 10) 8 screw (+BVTP3 × 10) 2 four scre ws (+BVTP3 × 10 ) 3 8 DC fan (M901) 7 spacer (F AN) 6 two screws (+B3 × 16) 3 four scre ws (+[...]

23 HCD-PX333 3-8. AMP BO ARD 3-7. MAIN BO ARD, PO WER BO ARD 3 connector (CN101) 6 MAIN board qa POWER board 2 two screws (+BVTT 3 × 6) q; two screws (+BVTT 3 × 6) 9 screw (+BVTT 3 × 6) 1 connector 4p (CN993) 8 connector 2p (CN992) 7 connector 2p (CN991) 4 wire (flat type)(31 core) (CN107) 5 wire (flat type)(11 core) (CN105) 6 AMP board 1 screw [...]

24 HCD-PX333 3-9. MD MECHANISM DECK (MDM-7X2A) 3-10. O VER WRITE HEAD (HR901), BD (MD) BO ARD 6 5 four scre ws (+BVTPWH M3), step 7 two insulators 7 two insulators 8 MD mechanism deck (MDM-7X2A) 1 wire (flat type)(17 core)(CN103) 2 wire (flat type)(27 core)(CN102 ) 4 ground wire 3 screw (1.7 × 3), btn 4 Remov e four solderings 4 Remov e five solde[...]

25 HCD-PX333 3-12. LO ADING MO T OR ASSY (M103) 3-11. HOLDER ASSY 2 claw 4 boss 4 boss 3 1 spring (holder), tension 5 holder assy 2 two screws (+PWH1.7 × 3.5) 1 belt (loading) 3 motor assy , loading (M103)[...]

26 HCD-PX333 3-13. SLED MO T OR ASSY (M102) 3-14. OPTICAL PICK-UP (KMS-262) 1 two screws (+BTP2 × 6) 2 guide (L) 6 slider 7 lever (CHG) 8 lever (head) 4 slider (EJ) 5 Slide in the direction of arrow A while pulling up the claw. 3 A 9 two screws (+PWH1.7 × 3.5) q; motor assy, sled (M102 ) 2 screw (M1.7), tapping 3 gear (SD) 1 flexible board q; bas[...]

27 HCD-PX333 3-16. CD MECHANISM DECK (CDM55A-21BD53) 3-15. SPINDLE MO T OR ASSY (M101) 1 three screws (M1.7), tapping (M1.7) 2 motor assy, spindle (M101) 2 four scre ws (+BVTT 3 × 6) 9 connector 5p (CN151) q; CD mechanism deck (CDM55A-21BD53) 7 two claws 6 two claws 8 panel, loading 4 screw (+BVTT3 × 6) 5 1 wire (flat type)(21 core ) (CN1002) 3[...]

28 HCD-PX333 3-17. MD DIGIT AL BO ARD 3-18. HOLDER (B U) ASSY 3 screw (+BV 3 × 10) 8 MD DIGIT AL board 4 two claws 5 1 wire (flat type)(17 core) (CN1004) 2 wire (flat type)(27 core) (CN1003) 6 wire (flat type)(31 core) (CN1001) 7 connector 5p (CN1005) A 1 Rotate the lev er (SW) in the direction of arrow A . 3 2 screw (+PTPWH M2.6), floating 4 hold[...]

29 HCD-PX333 3-19. B ASE UNIT (BU-21BD53), HOLDER (55-BU21) 3-20. TRA Y (CDM), LO ADING BO ARD 5 base unit (BU-21BD53) 4 insulator (BU21) 4 three insulators (BU21) 7 shaft (BU21) 8 holder (55-BU21) 6 spring, cone coil 6 three springs, cone coil 1 three screws (+PTPWH M2.6), floating 2 screw (+PTPWH M2.6), floating 3 2 belt (CDM55) 3 Pull the tra y [...]

30 HCD-PX333 3-21. CAM (CDM55) 2 lev er (SW) 1 spring, torsion 6 gear (B) 3 spacer (55) 4 pulley (LDG) 5 gear (A) 7 roller 8 cam (CDM55 )[...]

31 HCD-PX333 MC COLD RESET • The cold reset clears all data including preset data stored in the RAM to initial conditions. Ex ecute this mode when returning the set to the customer . Procedur e: 1. Press the ? / 1 button to turn the po wer on. 2. Press three buttons of [VOLUME ] , [REC MODE] , and x (MD) simultaneously . 3. The set is reset, and [...]

32 HCD-PX333 MD SECIT ON 1. PRECA UTIONS FOR USE OF TEST MODE • As operations related to loading will be performed regardless of the test mode operations being perfor med, be sure to check tha t the disc is stopped before setting and removing it. Even if the Z (MD) b utton is pressed while the disc is rotating during continuous playback, continuo[...]

33 HCD-PX333 5. SELECTING THE TEST MODE There are 26 types of test modes as sho wn below . The groups can be switched by pressing the . “ R ” or > “ R ” button. After selecting the group to be used, press the ENTER/YES “ R ” b utton. After setting a certain group, pressing the . “ R ” or > “ R ” button s witches modes show[...]

34 HCD-PX333 Function N X MD x (MD) M “ R ” m “ R ” CD SYNC HIGH PLA Y MODE CD SYNC HIGH (*1) MD Z REPEA T STEREO/MONO 5-1. Operating the Continuous Playbac k Mode 1. Entering the continuous playback mode (1) Set the disc in the unit. (Whiche ver recordable discs or discs for playback only are av ailable) (2) Press the . “ R ” or > ?[...]

35 HCD-PX333 Contents 7. TEST MODE DISPLA YS Each time the [CD SYNC HIGH] button is pressed, the display changes in the follo wing order . When CPLA Y or CREC are started, the display will forcibly be switched to the error rate display as the initial mode. 1. Mode display Displays “ TEMP ADJUST ” (C03), “ CPLA Y2MODE ” (C36), etc. 2. Error [...]

36 HCD-PX333 8. A UTOMA TIC SELF-DIA GNOSIS FUNCTION This test mode performs CREC and CPLA Y automatically for mainly checking the characteristics of the optical pick-up. T o perform this test mode, the laser power m ust first be checked. Perform A UTO CHECK after the laser po wer check and Iop Compare. Procedur e: 1. Press the . “ R ” or > [...]

37 HCD-PX333 SECTION 5 ELECTRICAL ADJUSTMENTS Other faults are suspected. Check the mechanism parts (spindle motor, sled motor , etc.). Star t NG NG NG OK OK OK Laser P ower Chec k 6-2. (See page 40) 6-3. (See page 40) 6-4. (See page 41) Iop Compare Auto Chec k Replace optical pick-up or MDM-7X2A MD SECTION Note 1: About “ R ” As this unit has [...]

38 HCD-PX333 6-4. Auto Check (See page 41) Star t YES NO NO NO NO NO NO NO NO YES YES YES YES YES YES YES Replace IC195 Replace OP or IC195 Replace IC101, IC195, or D101 11. Iop NV SA VE (See page 44) Replace OP , IC190, or IC195 Replace OP , IC102, IC190, or IC195 Replace OP , IC101, IC151, or IC195 Replace OP Replace the spindle motor End adjustm[...]

39 HCD-PX333 2. PRECA UTIONS FOR CHECKING LASER DIODE EMISSION T o chec k the emission of the laser diode during adjustments, ne ver view directly from the top as this may lose your e ye-sight. 3. PRECA UTIONS FOR USE OF OPTICAL PICK- UP (KMS-262A/262E) As the laser diode in the optical pick-up is easily damaged by static electricity , solder the l[...]

40 HCD-PX333 6. CHECKS PRIOR T O REP AIRS These checks are performed before replacing parts according to “ approximate specifica tions ” to determine the faulty locations. For details, refer to “ Checks Prior to P arts Replacement and Adjustments in MD ” (see page 11). 6-1. T emperature Compensation Offset Check When performing adjustments,[...]

41 HCD-PX333 6-4. Auto Chec k This test mode performs CREC and CPLA Y automatically for mainly checking the characteristics of the optical pick-up. T o perform this test mode, the laser pow er must first be checked. Perform Auto Check after the laser power check and Iop compar e. Procedur e: 1 . Press the . “ R ” or > “ R ” button to dis[...]

42 HCD-PX333 9. Press the ENTER/YES “ R ” button to display “ EFB = MO- P ” . Then, the optical pick-up moves to the pit ar ea automatically and servo is imposed. 10. Obser ve the wa veform of the oscilloscope, and check that the specified v alue is satisfied. Do not press the . “ R ” or > “ R ” button. T rav erse Wa vef or m 11.[...]

43 HCD-PX333 7. INITIAL SETTING OF ADJUSTMENT V ALUE Note: Mode which sets the adjustment results recorded in the non-volatile memory to the initial setting value. Ho wev er the results of the tempera- ture compensation offset adjustment will not change to the initial setting value. If initial setting is performed, perform all adjustments again exc[...]

44 HCD-PX333 6. Press the . “ R ” or > “ R ” button so that the reading of the laser power meter becomes the specif ied value, press the ENTER/YES “ R ” b utton to sav e it. Note: Do not perform the emission with 8.4 mW more than 15 seconds continuously . 7 . Then, press the . “ R ” or > “ R ” button to display “ LDPWR C[...]

45 HCD-PX333 8. Press the . “ R ” or > “ R ” button so that the wa veform of the oscilloscope becomes the specified v alue. (When the . “ R ” or > “ R ” button is pressed, the of “ EFB= ” changes and the wa veform changes) In this adjustment, wa veform varies at interv als of approx. 2%. Adjust the wa veform so that the sp[...]

46 HCD-PX333 14. ERROR RA TE CHECK 14-1. CD Error Rate Chec k Pr ocedure: 1. Load the check disc (TDYS-1). 2. Press the . “ R ” or > “ R ” button and display “ CPLA Y2 MODE ” (C36). 3. Press the ENTER/YES “ R ” button twice and display “ CPLA Y2 MID ” . 4. The display changes to “ C = AD = ) ” . 5. Chec k that the C1 erro[...]

47 HCD-PX333 Adjustment and checking Loacation: Note: It is useful to use the jig for checking the wav eform. (Refer to Ser- vicing Notes on page 9) D101 CN101 IC101 CN105 IC151 IC190 1 7 1. I+3V 2. IOP 3. GND 4. TE 5. FE 6. VC 7. RF – BD (MD) BO ARD (Component Side) – – BD (MD) BO ARD (Conductor Side) –[...]

48 HCD-PX333 CD SECTION Note: 1. CD Block is basically designed to operate without adjustment. T her e- fore, check each item in order giv en. 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated. 3. Use an oscilloscope with more than 10M Ω impedance. 4. Clean the object lens by an applicator with neutral deter gent when the signal lev e[...]

49 HCD-PX333 Checking Location: IC171 IC101 TP (VC) TP (FE) TP (TE) TP (RF) – BD (CD) BOARD (Conductor Side) –[...]

50 HCD-PX333 MEMO[...]

51 51 HCD-PX333 SECTION 6 DIA GRAMS 6-1. BLOCK DIA GRAMS MD SER VO SECTION F C B D A E I J J I B A C D E F DETECTOR 1 2 J ABCD I 4 5 6 7 A B C D 8 9 E F LD PD LASER DIODE ILCC PD OPTICAL PICK-UP BLOCK (KMS-262) AUTOMATIC POWER CONTROL Q121, 122 LASER ON SWITCH Q101 OVER WRITE HEAD DRIVE IC181, Q181, 182 11 10 APC PD LD/PD AMP APCREF I-V AMP I-V AMP[...]

52 52 HCD-PX333 D/A, A/D CONVERTER SECTION 17 18 X-CIN X-COUT X1002 32.768kHz 7 30 8 15 93 8 26 17 11 12 34 91 13 19 18 53 52 22 32 31 90 89 39 38 5 3 115 36 37 22 54 55 16 15 AC ON RESET Q1103 MOTOR DRIVE CLOSE OPEN S1 CD TRAY OPEN/CLOSE DETECT 5 6 2 10 LOADING MOTOR DRIVE IC1102 M M M201 (LOADING) CD BLOCK (BU-21BD53) OP ASSY (A-MAX. 2) DIGITAL S[...]

53 53 HCD-PX333 MAIN SECTION AM FM 75 Ω 300 Ω J101 (1/2) R-CH R-CH 27 36 38 37 39 26 28 25 24 23 22 35 36 X502 32.768kHz 39 38 X501 16MHz INPUT SELECT SWITCH TONE CONTROL CIRCUIT VOLUME CONTROL CIRCUIT BASS BOOST CONTROL CIRCUIT 35 REC 25 27 28 29 21 22 20 1 2 100 30 CPU INTERFACE SYSTEM CONTROLLER IC501 (1/2) F 18 3 5 VREF R-CH D881 RY881 INPU[...]

54 54 HCD-PX333 DISPLA Y , PO WER SUPPL Y SECTION 49 93 85 46 47 34 7 8 14 13 52 – 57 LIQUID CRYSTAL DISPLAY LCD601 BACKLIGHT SWITCH Q603 REMOTE CONTROL RECEIVER IC602 INVERTER NOISE CANCELLER Q950-953 LED DRIVE Q604 – 606, Q608 – 610 S601 – 606 D607 – 609 LCD BACK LIGHT D601 – 606 K P.DOWN +10V REGULATOR IC901 +7V REGULATOR IC903 +5.6V[...]

55 55 HCD-PX333 C B These are omitted. E Q B These are omitted. CE Q Note on Printed Wiring Boards: • X : par ts extracted from the component side . • Y : par ts extracted from the conductor side . • b : Pattern from the side which enables seeing. (The other lay ers' patterns are not indicated.) Caution: P attern face side: P ar ts on th[...]

56 56 HCD-PX333 6-3. PRINTED WIRING BO ARD BD (CD) BO ARD Printed wiring board of BD (CD) board is shown only for ref err ing, because CD base unit is replaced as a bloc k. • See page 55 for Circuit Boards Location. (SIDE A) 12 (12) MD DIGIT AL BOARD CN1002 (Page 61) (SIDE B) TO 12 (12)[...]

57 57 HCD-PX333 6-4. SCHEMA TIC DIA GRAM BD (CD) BO ARD Schematic diagram of BD (CD) board is shown only f or referring, because CD base unit is replaced as a b lock. • See page 76 for W avef oms.[...]

58 58 HCD-PX333 6-5. PRINTED WIRING BO ARD BD (MD) BO ARD (PACK OUT) PLA Y POSITION REC POSITION 13 (13) BD (MD) BOARD FLEXIBLE BOARD (SIDE A) 1-679-062- 11 IC152 IC101 IC141 IC190 IC195 IC181 IC151 IC102 C D MD DIGIT AL BOARD CN1004 (Page 61) (LOADING) S102-2 PROTECT DETECT S102-1 REFLECT RA TE DETECT BD (MD) BOARD 17 1 (SLED) D D G G TEST PIN –[...]

59 59 HCD-PX333 6-6. SCHEMA TIC DIA GRAM BD (MD) BO ARD (1/2) • See page 76 f or W av efoms. • See page 77,78 for IC Bloc k Diagrams. • See page 81 for IC Pin Function Description. IC B/D IC B/D[...]

60 60 HCD-PX333 6-7. SCHEMA TIC DIA GRAM BD (MD) BO ARD (2/2) • See page 76 f or Wa vef oms. • See page 78 for IC Bloc k Diagrams. IC B/D[...]

61 61 HCD-PX333 6-8. PRINTED WIRING BO ARD MD DIGIT AL SECTION • See page 55 for Circuit Boards Location. IC1001 IC1101 IC1008 IC1005 IC1006 MD DIGIT AL BOARD 12 12 CLOSE OPEN S1 CD TRAY OPEN/CLOSE DETECT S1 M201 IC1004 IC1102 CN103 (Page 58) CN102 (Page 58) (Page 65) MD DIGIT AL BOARD A TO BD(CD) BOARD CN101 (Page 56) DC B CN107 Ref. No. Locatio[...]

62 62 HCD-PX333 6-9. SCHEMA TIC DIA GRAM MD DIGIT AL SECTION (1/3) • See page 76 f or W av efoms. • See page 79 for IC Bloc k Diagrams. • See page 85 for IC Pin Function Description. IC B/D[...]

63 63 HCD-PX333 6-10. SCHEMA TIC DIA GRAM MD DIGIT AL SECTION (2/3) IC B/D • See page 79 f or IC Block Diagrams .[...]

64 64 HCD-PX333 6-11. SCHEMA TIC DIA GRAM MD DIGIT AL SECTION (3/3) IC B/D IC B/D • See page 79 f or IC Block Diagrams .[...]

65 65 HCD-PX333 6-12. PRINTED WIRING BO ARD MAIN BO ARD • See page 55 for Circuit Boards Location. IC501 (Page 68) PACK (Page 68) (Page 74) (Page 61) (Page 71) IC931 IC941 IC912 IC911 IC301 IC121 SHORT SOCKET AEP,UK MY,SP,HK,AUS MY,SP,HK,AUS AEP,UK AEP,UK AEP,UK AEP,UK R406 JR106 C411 D401 JW104 JW103 L OUT IN TAPE R L R DIGITAL OPTICAL IN Ref. N[...]

66 66 HCD-PX333 6-13. SCHEMA TIC DIA GRAM MAIN BO ARD (1/2) • See page 80 for IC Bloc k Diagrams . IC B/D IC B/D[...]

67 67 HCD-PX333 6-14. SCHEMA TIC DIA GRAM MAIN BO ARD (2/2) • See page 76 for W av ef oms. • See page 90 for IC Pin Function Description.[...]

68 68 HCD-PX333 6-15. PRINTED WIRING BO ARD AMP BO ARD • See page 55 f or Circuit Boards Location. IC801 IC913 IC903 (Page 74) (Page 65) L R SPEAKER IMPEDANCE 6-16 Ω (Page 65) Ref. No. Location D803 D-3 IC801 C-3 IC903 C-2 IC913 C-2 Q802 B-3 Q803 B-3 Q805 A-2 Q806 A-2 • Semiconductor Location 6-16. PRINTED WIRING BO ARD SP BO ARD • See page[...]

69 69 HCD-PX333 6-17. SCHEMA TIC DIA GRAM AMP BO ARD[...]

70 70 HCD-PX333 6-18. SCHEMA TIC DIA GRAM SP BO ARD[...]

71 71 HCD-PX333 6-19. PRINTED WIRING BOARD P ANEL SECTION1 • See page 55 f or Circuit Boards Location. IC602 (Page 65) (Page 73) Ref. No. Location D601 A-7 D602 C-7 D603 C-7 D604 C-1 D605 C-1 D606 A-2 D610 C-3 D611 B-3 D615 A-1 D616 B-1 IC602 C-6 Q601 B-3 Q602 B-3 Q603 D-1 Q604 C-2 Q605 C-2 Q606 A-2 Q608 B-7 Q609 B-7 Q610 A-7 • Semiconductor Lo[...]

72 72 HCD-PX333 6-20. SCHEMA TIC DIA GRAM P ANEL SECTION1[...]

73 73 HCD-PX333 6-21. PRINTED WIRING BOARD P ANEL SECTION2 • See page 55 f or Circuit Boards Location. (Page 71) 6-22. SCHEMA TIC DIA GRAM P ANEL SECTION2[...]

74 74 HCD-PX333 6-23. PRINTED WIRING BO ARD PO WER BOARD • See page 55 for Circuit Boards Location. IC914 IC921 IC901 (Page 68) (Page 65) Ref. No. Location D921 B-4 D971 C-5 D972 C-5 D973 C-5 D974 C-5 D981 A-3 D982 A-5 D983 A-6 D984 A-5 D985 A-6 D991 C-4 D992 B-5 D993 B-5 IC901 A-4 IC914 C-6 IC921 C-4 Q991 B-5 • Semiconductor Location[...]

75 75 HCD-PX333 6-24. SCHEMA TIC DIA GRAM PO WER BO ARD[...]

76 76 HCD-PX333 • W A VEFORMS 1 IC101 wg (MDP) (CD Play Mode) 4 IC101 rd (RFDC) (CD Play Mode) 2 IC101 el (FE) (CD Play Mode) 3 IC101 ra (TE) (CD Play Mode) 6 IC101 us (XTAO) 5 IC101 t; (RFAC) (CD Play Mode) 2.6 Vp-p 7.9 µ s 200 mVp-p 180 mVp-p 1.2 ± 0.2 Vp-p 1.2 Vp-p 3.1 Vp-p 29 ns 1 IC101 1 (I), 2 (J) (MD Play Mode) 4 IC151 qh (OSCI) 2 IC101 [...]

77 HCD-PX333 –1 –2 + – IVR BB + – IVR AA + – IVR CC + – IVR DD + – IVR + – EE EE' EFB TESW PTGR 48 MORFO 47 MORFI 46 RFO 45 OPN 44 OPO 43 ADDC 42 COMPP 41 COMPO 40 AGCI 39 RF AGC 38 RF 37 PEAK 36 BOTM 35 ABCD 34 FE 33 AUX 32 ADFG 31 ADAGC 30 ADIN 29 ADFM 28 SE 27 CSLED 26 TE 25 WBLADJ 24 VCC 23 3TADJ 22 EQADJ 21 VREF 20 F0CNT 1[...]

78 HCD-PX333 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 GND VG IN4R IN4F VM4 OUT4F PGND4 OUT4R VM34 OUT3R PGND3 OUT3F VM3 IN3F IN3R PSB CAPA – CAPA+ IN2R IN2F VM2 OUT2F PGND2 OUT2R VM12 OUT1R PGND1 OUT1F VM1 IN1F IN1R V DD CHARGE PUMP. OSC INTERFACE AMP INTERFACE AMP AMP INTERFACE PREDRIVE PREDRIVE PRED[...]

79 HCD-PX333 1 2 3 4 5 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 4 VREF (N) 5 VREF (P) 6 SFOR 7 PWON 8 SYSCLK VREF VINL VSSA 14 FSEL 13 DATAO 12 WS 11 BCK 10 VSSD 9 VDDD VDDA + – + – ADC ( ) ADC ( ) DECIMATION F[...]

80 HCD-PX333 22 23 24 25 26 27 28 29 30 31 33 34 35 36 37 38 39 40 41 42 21 20 CPU INTERFACE + – + – + – + – + – + – + – + – 32 18 19 17 16 15 14 13 12 10 9 8 7 6 5 4 3 2 1 + – + – + – + – + – + – 11 BB AMP2 BB AMP1 FIN AMP2 FIN AMP1 TONE AMP2 TONE AMP1 BASS AMP2 BASS AMP1 MIX AMP2 MIX AMP1 BUFF AMP2 BUFF AMP1 MIC AMP VR[...]

81 HCD-PX333 6-26. IC PIN FUNCTION DESCRIPTION • BD (MD) BO ARD IC101 CXA2523AR (RF AMP , FOCUS/TRA CKING ERROR AMP) Pin No. Pin Name I/O Description 1I I I-V converted RF signal I input from the optical pick-up block detector 2J I I-V converted RF signal J input from the optical pick-up block detector 3V C O Middle point voltage (+1.65V) generat[...]

82 HCD-PX333 • BD (MD) BO ARD IC151 CXD2662R (DIGIT AL SIGNAL PROCESSOR, DIGIT AL SER V O PROCESSOR, EFM/A CIRC ENCODER/DECODER, SHOCK PROOF MEMOR Y CONTROLLER, A TRA C ENCODER/DECODER) Pin No. Pin Name I/O Description 1 MNT0 (FOK) O Focus OK signal output terminal “ H ” is output when focus is on ( “ L ” : NG) Not used (open) 2 MNT1 (SHO[...]

83 HCD-PX333 Pin No. Pin Name I/O Description 44 XCAS O Column address strobe signal output to the D-RAM (IC152) “ L ” active 45 A09 O Address signal output to the D-RAM (IC152) 46 XRAS O Row address strobe signal output to the D-RAM (IC152) “ L ” active 47 XWE O Write enable signal output to the D-RAM (IC152) “ L ” active 48 D1 I/O 49 [...]

84 HCD-PX333 Pin No. Pin Name I/O Description 89 FRDR O Focus servo drive PWM signal ( – ) output to the BH6511FS (IC141) 90 FS4 O Clock signal (176.4 kHz) output terminal (X ’ tal system) Not used (open) 91 SRDR O Sled servo drive PWM signal ( – ) output to the BH6511FS (IC141) 92 SFDR O Sled servo drive PWM signal (+) output to the BH6511FS[...]

85 HCD-PX333 • MD DIGIT AL BO ARD IC1001 M30805MG-205GP (MD MECHANISM CONTROLLER) Pin No. Pin Name I/O Description 1, 2 — O Not used (open) 3 LVL1 O L-ch level output terminal Not used (open) 4 LVL0 O R-ch level output terminal Not used (open) 5 to 7 — O Not used (open) 8 MUTE O Muting control signal output to the D/A converter (IC1006) “ L[...]

86 HCD-PX333 Pin No. Pin Name I/O Description 31 C2-PWM-B O Not used (open) 32 XINT I Interrupt status input from the CXD2662R (IC151) 33 — O Not used (open) 34 XELT I Not used (open) 35 WR-PWR O Laser power select signal output to the CXD2662R (IC151) and HF module switch circuit “ L ” : playback mode, “ H ” : recording mode 36 I2CCLK I/[...]

87 HCD-PX333 Pin No. Pin Name I/O Description 74 VCC3 — Power supply terminal (+3.3V) 75 A18 O Address signal output Not used (open) 76 VSS3 — Ground terminal 77 to 85 A17 to A9 O Address signal output Not used (open) 86 to 89 SEL3 to SEL0 I Model destination setting input terminal 90 WP O Writing protect signal output Not used (fixed at “ L [...]

88 HCD-PX333 • MD DIGIT AL BO ARD IC1101 µ PDSS3033A YGF-M10-3BA (CD MECHANISM CONTR OLLER) Pin No. Pin Name I/O Description 1 DRVDAT O Serial data output to a FL driver Not used (open) 2 DRVCLK O Serial data transfer clock signal output to a FL driver Not used 3 I2CDAT I Data input/output terminal for the IIC bus 4 NC O Not used (open) 5 I2CCLK[...]

89 HCD-PX333 Pin No. Pin Name I/O Description 53 IN-SW I Detection input from the tray open/close detect switch (S1) “ L ” : when tray is close 54 LOD POS O CD loading motor (M201) control signal output to the motor driver IC (IC1102) “ L ” active *1 55 LOD NEG O CD loading motor (M201) control signal output to the motor driver IC (IC1102) [...]

90 HCD-PX333 • MAIN BO ARD IC501 µ PDSS3033A YGF-M18-3B A (SYSTEM CONTROLLER) Pin No. Pin Name I/O Description 1 GEQ DATA O Serial data output to the M62428AFP (IC301) 2 GEQ CLK O Serial data transfer clock signal output to the M62428AFP (IC301) 3 IIC DAT I/O Data input/output terminal for the IIC bus 4 CANT USE O Not used (open) 5 IIC CLK I/O S[...]

91 HCD-PX333 Pin No. Pin Name I/O Description 46 MD/CD POWER O Power down detection signal output to the MD mechanism controller (IC1001) and CD mechanism controller (IC1101) 47 TR RELAY O Standby relay (RY991) control signal output ( “ L ” : standby, “ H ” : power on) PC LINK/KEY BOARD (CN104) ON/OFF control signal output ( “ H ” : on,[...]

92 HCD-PX333 Pin No. Pin Name I/O Description 92 PC POWER I Power on request signal input from the PC LINK jack (CN104) 93 SIRCS I Remote control signal input from the remote control receiver (IC602) 94 AC CUT IN I AC power off detection signal input terminal 95 RDS DATA I RDS serial data input from the RDS decoder (IC401) Used for the AEP, UK mode[...]

SECTION 7 EXPLODED VIEWS NO TE: • -XX, -X mean standardized parts, so they may hav e some differences from the original one. • Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • The mechanical parts with no reference number in the exploded vie [...]

94 HCD-PX333 51 X-4953-426-1 PANEL ASSY/S, FRONT 52 4-233-372-01 FOOT (FEL T) 53 4-231-954-01 SPRING (LID MD), TORSION 54 4-985-672-01 SCREW (+PTPWHM2.6), FLOA TING 55 4-231-949-01 LID (MD) 56 4-231-964-01 HOLDER (LCD) 57 1-681-557-11 JACK BOARD 58 A-4476-550-A PANEL BOARD, COMPLETE 59 4-951-620-01 SCREW (2.6X8), +BVTP 60 1-823-118-11 WIRE (FLA T T[...]

95 HCD-PX333 101 1-757-124-11 WIRE (FLA T TYPE) (21 CORE) 102 1-773-314-11 WIRE (FLA T TYPE) (31 CORE) 103 A-4725-832-A MD DIGIT AL BOARD, COMPLETE 104 4-231-555-01 INSULA TOR 105 4-228-684-01 SCREW (+BVTPWH M3), STEP 106 4-231-113-01 SCREW (1.7X3), BTN 107 1-792-830-11 WIRE (FLA T TYPE) (17 CORE) 108 1-792-829-11 WIRE (FLA T TYPE) (27 CORE) 109 4-[...]

96 HCD-PX333 151 3-703-244-00 BUSHING (2104), CORD 152 A-4726-889-A AMP BOARD, COMPLETE 153 A-4476-565-A POWER BOARD, COMPLETE (AEP ,UK) 153 A-4476-569-A POWER BOARD, COMPLETE (MY ,SP ,HK,AUS) 0 154 1-696-847-11 CORD, POWER (AUS) 0 154 1-777-071-21 CORD, POWER (AEP ,UK,MY ,SP ,HK) 155 4-231-958-11 P ANEL, BACK (AEP ,UK) 155 4-231-958-22 P ANEL, BAC[...]

97 HCD-PX333 * 301 4-996-267-01 BASE (BU-D) 302 4-231-319-01 SCREW (2X6) CZN, +B (P) TRI 303 4-227-007-01 GEAR (SB) 304 4-227-025-01 BEL T (LOADING) 305 A-4680-638-B PLATE (HOLDER) ASSY , RET AINER 306 4-227-002-01 GEAR, PULLEY 307 4-226-999-01 LEVER (HEAD) 308 X-4952-665-1 SPRING (SHT) ASSY , LEAF 309 A-4680-638-A LOCK (HOLDER) 310 4-229-533-02 SP[...]

98 HCD-PX333 351 A-4725-056-A BD BOARD, COMPLETE 352 4-231-319-01 SCREW (2X6) CZN, +B (P) TRI 353 3-372-761-01 SCREW (M1.7), T APPING 354 4-226-993-01 RACK 355 4-227-014-01 SPRING (RACK), COMPRESSION 356 4-226-992-01 BASE, SL 357 1-678-514-11 FLEXIBLE BOARD 0 358 A-4672-976-A OPTICAL PICK-UP (KMS-262) 359 4-988-560-01 SCREW (+P 1.7X6) 360 4-996-265[...]

99 HCD-PX333 501 4-220-231-01 TRA Y (CDM) 502 4-925-315-31 DAMPER 503 1-674-336-11 LOADING BOARD 504 4-220-229-01 LEVER (SW) 505 4-220-239-01 SPRING, TORSION 506 4-220-233-01 CAM (CDM55) 507 4-220-238-01 GEAR (B) 508 4-220-234-01 PULLEY (LDG) 509 4-227-598-01 SP ACER (55) 510 4-221-816-01 BEL T (CDM55) 511 4-220-237-01 GEAR (A) 512 4-221-815-01 ROL[...]

NO TE: • Due to standardization, replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set. • -XX, -X mean standardized parts, so they may hav e some difference from the original one. • Items marked “ * ” are not stock ed since they are seldom required for routine service. S[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 101 HCD-PX333 A-4725-056-A BD (MD) BOARD, COMPLETE *********************** < CAP ACITOR > C101 1-135-259-11 T ANTAL. CHIP 10uF 20.00% 6.3V C102 1-135-259-11 T ANTAL. CHIP 10uF 20.00% 6.3V C103 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C104 1-164-227-11 CERAMIC CHIP 0.0[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 102 HCD-PX333 L183 1-216-296-11 SHORT 0 L184 1-216-296-11 SHORT 0 < TRANSISTOR > Q101 8-729-403-35 TRANSISTOR UN5113-TX Q121 8-729-403-35 TRANSISTOR UN5113-TX Q122 8-729-101-07 TRANSISTOR 2SB798-T1DK Q131 8-729-026-53 TRANSISTOR 2SA1576A-T106-QR Q132 8-729-903-10 TRAN[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 103 HCD-PX333 < CONNECTOR > CN604 1-506-481-11 PIN, CONNECTOR 2P CN606 1-568-940-21 PIN, CONNECTOR 2P < GROUND TERMINAL > EP601 1-537-771-21 TERMINAL BOARD, GROUND < FERRITE BEAD > FB600 1-414-813-11 FERRITE 0UH FB601 1-414-813-11 FERRITE 0UH FB602 1-414-8[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 104 HCD-PX333 C942 1-126-964-11 ELECT 10uF 20% 50V C943 1-165-319-11 CERAMIC CHIP 0.1uF 50V C944 1-164-159-11 CERAMIC 0.1uF 50V C945 1-165-319-11 CERAMIC CHIP 0.1uF 50V C950 1-136-165-00 FILM 0.1uF 5% 50V C951 1-163-251-11 CERAMIC CHIP 100PF 5% 50V C952 1-163-251-11 CERAMIC[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 105 HCD-PX333 < RESISTOR > R101 1-216-097-11 RES-CHIP 100K 5% 1/10W R102 1-216-049-11 RES-CHIP 1K 5% 1/10W R103 1-216-073-00 RES-CHIP 10K 5% 1/10W R104 1-216-049-11 RES-CHIP 1K 5% 1/10W R105 1-216-097-11 RES-CHIP 100K 5% 1/10W R119 1-216-001-00 MET AL CHIP 10 5% 1/10W[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 106 HCD-PX333 R932 1-216-097-11 RES-CHIP 100K 5% 1/10W R933 1-216-081-00 MET AL CHIP 22K 5% 1/10W R941 1-126-961-11 ELECT 2.2UF 20% 50V (MY ,SP ,HK,AUS) R941 1-216-073-00 RES-CHIP 10K 5% 1/10W (AEP ,UK) R942 1-216-097-11 RES-CHIP 100K 5% 1/10W R943 1-216-089-00 RES-CHIP 47K[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 107 HCD-PX333 < COIL > L1001 1-412-533-21 INDUCTOR 47uH < TRANSISTOR > Q1001 8-729-402-42 TRANSISTOR UN5213-TX Q1002 8-729-602-36 TRANSISTOR 2SA1602TP-1EF Q1003 8-729-602-36 TRANSISTOR 2SA1602TP-1EF Q1004 8-729-403-35 TRANSISTOR UN5113-TX Q1101 8-729-015-76 TRAN[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 108 HCD-PX333 < DIODE > D601 8-719-058-04 DIODE SEL5223S-TP15 ( ? / 1 ) D602 8-719-058-03 DIODE SEL5423E-TP15 (CD BX ) (GREEN:FOR CD PLA Y) D603 8-719-057-97 DIODE SEL5923A-TP15 (CD BX ) (AMBER:FOR CD P AUSE) D604 8-719-058-03 DIODE SEL5423E-TP15 ( BX MD) (GREEN:FOR M[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 109 HCD-PX333 PO WER D981 8-719-302-38 DIODE RBV-602-01 D982 8-719-200-82 DIODE 11ES2-T A1B D983 8-719-200-82 DIODE 11ES2-T A1B D984 8-719-200-82 DIODE 11ES2-T A1B D985 8-719-200-82 DIODE 11ES2-T A1B D991 8-719-988-61 DIODE 1SS355TE-17 D992 8-719-988-61 DIODE 1SS355TE-17 D9[...]

Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 110 HCD-PX333 1-681-555-11 VOL BOARD ********** < RESISTOR > R664 1-216-053-00 MET AL CHIP 1.5K 5% 1/10W R665 1-216-053-00 MET AL CHIP 1.5K 5% 1/10W < SWITCH > S605 1-762-875-21 SWITCH, KEYBOARD (VOLUME-) S606 1-762-875-21 SWITCH, KEYBOARD (VOLUME+) ************[...]

111 HCD-PX333 MEMO[...]

REVISION HIST OR Y Clicking the ver sion allows you to jump to the re vised page. Also, clicking the v ersion at the upper right on the revised page allo ws you to jump to the next re vised page. V er . Date Description of Revision 1.0 2001.06 Ne w HCD-PX333[...]