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COMPACT DISC RECORDER / MULTI-CD CHANGER
PDR-W739
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
PDR-W739
KUXJ/CA
NYXJ
NVXJ
CONTENTS
1. SAFETY INFORMATION ....................................... 2
4. PCB CONNECTION DIAGRAM ........................... 42
5. PCB PARTS LIST ................................................ 58
6. ADJUSTMENT ..................................................... 63
PIONEER CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
c
PIONEER CORPORATION 2000
OPEN/CLOSE
0
1
0
2
3
0
POWER
- OFF _ ON
Power Requirement
AC120V
AC230V
AC230V
4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
◊ÛB¿ˆ≥≤/
COMPACT DISC RECORDER / MULTI-CD CHANGER
CD SELECT
1
3
2
COMPACT DISC DIGITAL RECORDER
- COMPACT DISC MULTI CHANGER
3
COPY START
CD=CD-R
COPY MODE
CHECK
ERASE
FINALIZE
INPUT
AUTO SPACE
3-CD CONTROL
CD-R CONTROL
RANDOM
PLAY MODE
4 1
¡ ¢
DISP
4 1
¡ ¢
PHONES
6
7
LEVEL
6
MIN
MAX
FOR U.S. MODELS
NECESSARY INFORMATION FOR DHHS
RULES MARKED ON THE REAR BASE AND ON
THE TOP OF CD MECHANISM AS BELOW.
7. GENERAL INFORMATION .................................. 70
7.1 DIAGNOSIS ................................................... 70
7.1.2 DISASSEMBLY ........................................ 72
7.1.3 DIAGNOSIS OF MAIN ASSY ................... 75
7.2 PARTS ........................................................... 76
7.2.1 IC ............................................................. 76
7.2.2 DISPLAY .................................................. 85
7.3 EXPLANATION .............................................. 87
7.3.1 ERROR CODE ......................................... 87
OPEN/CLOSE
0
REC/
REC MUTE
SYNCHRO
‡ REC LEVEL
ORDER NO.
DISP
7
PUSH ON-OFF
RRV2264
Remarks
T - IZK JAN. 2000 Printed in Japan

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Table of Contents

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   Summary of Contents for Pioneer pdr-w739

  • Page 1: Table Of Contents

    PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER CORPORATION 2000 T –...
  • Page 2: Safety Information

    The use of a substitute replacement component which does Leakage 0.5mA current Device not have the same safety characteristics as the PIONEER tester under recommended replacement one, shown in the parts list in test this Service Manual, may create shock, fire, or other hazards.
  • Page 3 PDR-W739 CD RECORDER CD PLAYER IMPORTANT IMPORTANT THIS PIONEER APPARATUS CONTAINS THIS PIONEER APPARATUS CONTAINS LASER OF CLASS ΙΙΙ b. LASER OF CLASS 1. SERVICING OPERATION OF THE APPARATUS SERVICING OPERATION OF THE APPARATUS S H O U L D B E D O N E B Y A S P E C I A L L Y S H O U L D B E D O N E B Y A S P E C I A L L Y INSTRUTED PERSON.
  • Page 4: Exploded Views And Parts List

    Operating Instructions See Contrast table (2) NVXJ Type Only 15 (1/2) (English/French) (2) CONTRAST TABLE PDR-W739/KUXJ/CA, NYXJ and NVXJ Types are constructed the same except for the following : Part No. Mark No. Symbol and Description Remarks KUXJ/CA Type NYXJ Type...
  • Page 5 PDR-W739 2.2 EXTERIOR SECTION Refer to "2.4 CD-R CORE ASSY (1/2)". KUXJ/CA Only Refer to "2.6 3CD MICROCHANGER MECHANISM". KUXJ/CA Only (NYXJ, NVXJ Only) (NYXJ Only) (NYXJ, NVXJ Only) (KUXJ/CA Refer to Only) "2.3 FRONT PANEL SECTION".
  • Page 6 8P FFC/30V PDD1207 15P FFC/30V PDD1208 Connector Assy PG06KK2E15 (2) CONTRAST TABLE PDR-W739/KUXJ/CA, NYXJ and NVXJ Types are constructed the same except for the following : Part No. Mark No. Symbol and Description Remarks KUXJ/CA Type NYXJ Type NVXJ Type...
  • Page 7: Front Panel Section

    Ceramic Capacitor CKCYB471K50 Earth Lead Unit PDF1205 Spacer VEC-244 (2) CONTRAST TABLE PDR-W739/KUXJ/CA, NYXJ and NVXJ Types are constructed the same except for the following : Part No. Mark No. Symbol and Description Remarks KUXJ/CA Type NYXJ Type NVXJ Type...
  • Page 8 PDR-W739 2.4 CD-R CORE ASSY (1/2) • Bottom View Refer to "2.5 CD-R CORE ASSY (2/2)". • CD-R CORE ASSY(1/2) PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 LOADING A Assy PWZ3760 Tray Stopper VNL1739...
  • Page 9 PDR-W739 2.5 CD-R CORE ASSY (2/2) • CD-R CORE ASSY(2/2) PARTS LIST Mark No. Description Part No. SERVO MECHANISM Assy PWZ3759 DC Motor Assy (SPINDLE) PEA1235 DC Motor (CARRIAGE) PXM1042 Float Rubber A VEB1301 Float Rubber B AEB7066 Rack Spring...
  • Page 10 PDR-W739 2.6 3CD MICROCHANGER MECHANISM *1 : Floil (PN-397) *2 : Dyefree (ME-413A) (Gutter) (No.36 Sub Tray Part) (Bottom Gutter) (Inside Gutter) (Gutter) (Left Front Under Gutter) (Bottom Gutter) (Boss) (Gutter) (Whole) (Gutter) (Black) (Gutter) (Blue) (Rail) (Gutter) (Column) (Inside Rail)
  • Page 11 PDR-W739 • 3CD MICROCHANGER MECHANISM PARTS LIST Mark No. Description Part No. MOTOR Unit AWU7431 LOADING Unit AWU7432 SELECT Unit AWU7433 PICKUP Unit KSM213CCM Slider Motor VXM1033 Mecha Base ANW7129 Motor Pulley PNW1634 Lift Spring ABH7173 Home Lever ANW7153 HL Spring...
  • Page 12: Block Diagram And Schematic Diagram

    PDR-W739 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM 3CD MECHA. Ass’y CD PICKUP unit KSM213CCM CN1101 RFDCO IC1506 IC1101 HD74HC4053FP CXA1570N A – F CDLRCK CDLRCK RF AMP CDDAT A CDBCK CDBCK LRCK CDDAT A BCKIN PickUp IC1201...
  • Page 13 PDR-W739 “ – ” no care Switch Position P LAY COPY DIGITAL ANALOG CD-R : 3CD PLAY × 1 × 2 × 1 × 2 IC505 : CD-R PLAY IC1504 – IC803 DACL IC1505 PCM1716E IC1506 – – – –...
  • Page 14 PDR-W739 3.2 OVERALL WIRING DIAGRAM TRANS ASSY PRIMARY ASSY (KUXJ/CA: PWZ4070) (KUXJ/CA: PWZ4069) (NYXJ, NVXJ: PWZ4087) (NYXJ, NVXJ: PWZ4084) AC POWER CORD KUXJ/CA: ADG7022 NYXJ: ADG1154 NVXJ: ADG1156 LIVE POWER SUPPLY ASSY (KUXJ/CA: PWZ4068) NEUTRAL AC INLET (NYXJ, NVXJ: PWZ4083)
  • Page 15 PDR-W739 Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". OPT I/O ASSY (PWZ4072) 1/5- CD-R CORE ASSY (PYY1279) CN101 CN452 CN451 CN453 PDD1195 CN551 CN601 CN501 CD-R PICKUP (PEA1352)
  • Page 16 PDR-W739 3.3 CD-R CORE ASSY (1/5) CD-R CORE ASSY (PYY1279) • MECHA. CONTROL µCOM BLOCK ATIP DECODER...
  • Page 17 PDR-W739 8 bit LATCH 8 9 10 11 12 MECHA µ-COM EEPROM IC303 PYY1196 CN301 CN1401...
  • Page 18 PDR-W739 3.4 CD-R CORE ASSY (2/5) and CD-R PICKUP CD-R CORE ASSY (PYY1279) • RF PROCESSOR BLOCK CD-R PICKUP CN101 (PEA1352) MULTI PLEXER MULTI PLEXER...
  • Page 19 PDR-W739 : RF SIGNAL ROUTE : AUDIO SIGNAL ROUTE (REC) CN102 RF PROCESSOR...
  • Page 20 PDR-W739 3.5 CD-R CORE ASSY (3/5)
  • Page 21 PDR-W739 CD-R CORE ASSY (PYY1279) • SERVO BLOCK MULTI PLEXER CDR SERVO AMP...
  • Page 22 PDR-W739 3.6 CD-R CORE ASSY (4/5) CD-R CORE ASSY (PYY1279) • DIGITAL BLOCK EFM ENCODER IC STRATEGY CONTROL...
  • Page 23 PDR-W739 : AUDIO SIGNAL ROUTE : AUDIO SIGNAL ROUTE (REC) D-RAM CN502 EXXTAL MULTI PLEXER CN501 CN1501 FS CONVERTER MULTI PLEXER : The power supply is shown with the marked box.
  • Page 24 PDR-W739 3.7 CD-R CORE (5/5), SERVO MECHANISM, LOADING A and LOADING B ASSYS CD-R CORE ASSY (PYY1279) • DECODER BLOCK 5ch ACTUATOR DRIVER CN453 CN451 CN452 LOADING A S501 CN501 ASSY (PWZ3760) LOADING B ASSY (PWZ3761) CN551 LOADING MOTOR CARRIAGE MOTOR...
  • Page 25 PDR-W739 CD DECODER CN901 : RF SIGNAL ROUTE : AUDIO SIGNAL ROUTE : The power supply is shown with the marked box.
  • Page 26 PDR-W739 VOLTAGES and WAVEFORMS Note : The encircled numbers denote measuring point in the schematic diagram. CD-R CORE ASSY CD-R CORE ASSY DGAI D8CM Media Pickup Position CN301 - pin 5 (MREQ) CN301 - pin 13 (MSI) (IC351-pin56) (IC351-pin57) V: 0.2V/div.(10 : 1) H: 5msec/div.
  • Page 27 PDR-W739 CD-R CORE ASSY CD-R CORE ASSY CN102 - pin 1 (RF) TP113 (RFAC) TP210 (FG) V: 20mV/div.(10 : 1) H: 0.5µsec/div. V: 0.2V/div.(10 : 1) H: 0.2µsec/div. V: 0.2V/div.(10 : 1) H: 1msec/div. (PLAY) (PLAY) (PLAY) CN102 - pin 3 (MPP)
  • Page 28 PDR-W739 CD-R CORE ASSY CD-R CORE ASSY CN501 - pin 2 (ADBCK) CN501 - pin 14 (DABCK) IC501 - pin 88 (EFM) CN452 - pin 2 (SL +) V: 0.2V/div.(10 : 1) H: 0.2µsec/div. V: 0.2V/div.(10 : 1) H: 0.2µsec/div.
  • Page 29 PDR-W739 3.8 MOTOR, LOADING, SELECT and PICKUP UNITS SELECT UNIT : FOCUS SERVO LOOP LINE : TRACKING SERVO LOOP LINE (AWU7433) : SPINDLE SERVO LOOP LINE : CARRIAGE SERVO LOOP LINE : LOADING SERVO LOOP LINE MOTOR UNIT (AWU7431) CN101...
  • Page 30 PDR-W739 3.9 MAIN ASSY (1/3) PCB Printing Parts List CN701 R1463 F7463 R1494–R1499 F7494–F7499 R1438 F7438 R1439 F7439 R1441 F7441 R1461 F7461 KUXJ/CA ONLY : The power supply is shown with the marked box.
  • Page 31 PDR-W739 MAIN ASSY (KUXJ/CA: PWX1618) (NYXJ, NVXJ: PWX1619) CN301...
  • Page 32 PDR-W739 3.10 MAIN ASSY (2/3) MAIN ASSY (KUXJ/CA: PWX1618) (NYXJ, NVXJ: PWX1619) (COPY) (COPY) (COPY A) (COPY) (CDR) (CDR) (COPY A) (COPY A) (CDR) (COPY A) (COPY A) (COPY A) (COPY A) (R,COPY A) (COPY A) (COPY A)
  • Page 33 PDR-W739 : The power supply is shown with the marked box. OTL1040 KUXJ/CA NYXJ,NVXJ (R,COPY A) (R,COPY A) (R,COPY A) (R,COPY A) (R,COPY A) (R,COPY A) (COPY A) (COPY A) (COPY A) : PLAY, COPY SIGNAL at CD side : COPY (ANALOG) SIGNAL...
  • Page 34 PDR-W739 3.11 MAIN ASSY (3/3) MAIN ASSY (KUXJ/CA: PWX1618) (NYXJ, NVXJ: PWX1619) KUXJ/CA TYPE ONLY KUXJ/CA TYPE ONLY...
  • Page 35 PDR-W739 : RF SIGNAL ROUTE : The power supply is shown with the marked box. : AUDIO SIGNAL ROUTE (3-CD)
  • Page 36 PDR-W739 WAVEFORMS OF MAIN ASSY Note : The encircled numbers denote measuring point in the schematic diagram. MAIN ASSY MAIN ASSY IC1402 - pin 35 (SYSO) CN1402 - pin 20 (FLDI) CN1503 - pin 2 (CDRMCK) IC801 - pin 5 (XTI) V: 2V/div., H: 5msec/div.
  • Page 37 PDR-W739 MAIN ASSY IC1101 - pin 13 (RFAC) IC1201 - pin 71 (XTAI) V: 0.2V/div., H: 0.5µsec/div. V: 2V/div., H: 50nsec/div. (CD PLAY at 3CD side) (STOP) (1kHZ 0dB) IC1201 - pin 25 (MDP) IC1201 - pin 67 (BCK) V: 2V/div., H: 5µsec/div.
  • Page 38 PDR-W739 3.12 OPT I/O, TRANS, PRIMARY, HEADPHONE and POWER SUPPLY ASSYS OPT I/O ASSY (PWZ4072) POWER SUPPLY ASSY (KUXJ/CA: PWZ4068) (NYXJ, NVXJ: PWZ4083) TRANS ASSY (KUXJ/CA: PWZ4070) (NYXJ,NVXJ: PWZ4087) POWER TRANSFORMER KUXJ/CA: PTT1363 NYXJ, NVXJ: PTT1364 KUXJ/CA 1A/125V REK1075 NVXJ,NYXJ...
  • Page 39 PDR-W739 : The power supply is shown with the marked box. CN801 : AUDIO SIGNAL for LINE OUT : REC SIGNAL of External Analog Input (COPY A) : COPY (ANALOG) SIGNAL (R,COPY A) (COPY A) • NOTE FOR FUSE REPLACEMENT CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE.
  • Page 40 PDR-W739 3.13 OPERATING 1, OPERATING 2 and OPERATING 3 ASSYS : The power supply is shown with the marked box. OPERATING 1 ASSY (KUXJ/CA: PWZ4065) (NYXJ, NVXJ: PWZ4073) PCB Printing Parts List R733 F8733 R734 F8734 R735 F8735...
  • Page 41 PDR-W739 OPERATING 1 ASSY S719 : CD SELECT 2 S711 : AUTO SPACE S720 : CD SELECT 1 S721 : 7 STOP S712 : INPUT CN1402 S713 : FINALIZE S722 : DISP S723 : ¡¢ FF S714 : ERASE S724 : 6 PLAY/PAUSE...
  • Page 42: Pcb Connection Diagram

    PDR-W739 4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS : 1. Part numbers in PCB diagrams match those in the schematic 3. The parts mounted on this PCB include all necessary parts for diagrams. several destinations. 2. A comparison between the main parts of PCB and schematic For further information for respective destinations, be sure to diagrams is shown below.
  • Page 43 PDR-W739 4.2 SERVO MECHANISM, LOADING A and LOADING B ASSYS SERVO SERVO CARRIAGE MOTOR MECHANISM MECHANISM ASSY ASSY SPINDLE MOTOR CN452 LOADING A LOADING A ASSY ASSY CN451 LOADING B LOADING B ASSY LOADING MOTOR ASSY CN453 SIDE A SIDE B...
  • Page 44 PDR-W739 • This diagram has four layers. 4.3 CD-R CORE ASSY In the two middle layers, mainly Vcc and GND are Connected. CD-R CORE ASSY CN551 CN501 CN601 CN33 CN1401 CN1502 CN1501 CD-R PICKUP (PNP1475-B) VR164 VR161 VR141 VR162 VR163 VR101...
  • Page 45 PDR-W739 • This diagram has four layers. In the two middle layers, mainly Vcc and GND are Connected. CD-R CORE ASSY (PNP1475-B) Q551 Q202 IC255 IC505 IC508 IC181 Q102 IC561 IC141 IC143 IC142 Q103 Q141 IC161 SIDE B...
  • Page 46 PDR-W739 4.4 MAIN ASSYS MAIN ASSY MECHA MECHA CN101 CN701 J1690 Q1101 IC1101 IC1302 IC1301 IC801 IC1402 Q1403...
  • Page 47 PDR-W739 CN30 CN301 CN502 CN501 (PNP1472-A) IC801 IC1509 IC803 IC1507 IC1508 IC1506 IC1201 IC1401 SIDE A...
  • Page 48 PDR-W739 MAIN ASSY IC1505 IC1503 Q1501 IC1504 IC1502...
  • Page 49 PDR-W739 (PNP1472-A) SIDE B...
  • Page 50 PDR-W739 4.5 POWER SUPPLY ASSY POWER SUPPLY ASSY CN600 IC1652 IC1650 IC1651 IC1600 IC1630 CN901 IC32 IC30 IC31 IC40 CN801 IC33 IC34 IC35 IC37 IC36 IC38 IC39 (PNP1473-A) SIDE A CN10...
  • Page 51 PDR-W739 POWER SUPPLY ASSY Q1654 Q1650 Q1652 Q1690 Q1653 Q1651 Q1601 Q1600 Q1602 (PNP1473-A) SIDE B...
  • Page 52 PDR-W739 4.6 OPT I/O, TRANS and PRIMARY ASSYS OPT I/O ASSY PRIMARY ASSY AC IN CN31 TRANS ASSY (PNP1473-A) SIDE A...
  • Page 53 PDR-W739 OPT I/O ASSY Q651 Q651 PRIMARY ASSY TRANS ASSY (PNP1473-A) SIDE B...
  • Page 54 PDR-W739 4.7 HEAD PHONE, OPERATING1, OPERATING2 and OPERATING3 ASSY OPERATING3 ASSY OPERATING2 ASSY (PNP1473-A) SIDE A...
  • Page 55 PDR-W739 HEAD PHONE ASSY CN802 OPERATING1 ASSY CN1402...
  • Page 56 PDR-W739 HEAD PHONE ASSY OPERATING1 ASSY Q708 IC701...
  • Page 57 PDR-W739 OPERATING3 ASSY OPERATING2 ASSY (PNP1473-A) SIDE B IC701 Q701–Q704 Q707 Q706 Q705...
  • Page 58: Pcb Parts List

    PDR-W739 5. PCB PARTS LIST Mark No. Description Part No. Mark No. Description Part No. • NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. • mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 59 PDR-W739 Mark No. Description Part No. Mark No. Description Part No. L524, L526 CHIP SOLID INDUCTOR OTL1040 C301, C302, C306, C309, C310 CKSQYF104Z25 L568 CHIP SOLID INDUCTOR QTL1015 C312, C313, C326, C365–C367 CKSQYF104Z25 F401, F403, F432, F433 VTF1097 C369, C371, C402, C405 CKSQYF104Z25 F501–F504, F506–F508, F510...
  • Page 60 PDR-W739 Mark No. Description Part No. Mark No. Description Part No. Q1101 2SA854S Q1102, Q802–Q804 DTA124EK LOADING B ASSY Q801 DTC124EK D1201–D1203, D801–D806 1SS355 OTHERS D1402–D1405 DA204K CN551 KR CONNECTOR 2P B2B-PH-K-S D851 DAN202K D1343 S5566G MOTOR UNIT COILS AND FILTERS...
  • Page 61 PDR-W739 Mark No. Description Part No. Mark No. Description Part No. C960 CKSQYF105Z16 PARTS LIST FOR PWZ4070 C1345, C1346 CKSQYF473Z50 CAPACITORS RESISTORS C10–C25 CKSQYF103Z50 R1331 RD1/4VM471J R1319, R1320 RS1/10S1802F R1301, R1302 RS1/10S3002F PRIMARY ASSY R1317, R1318 RS1/10S4702F (1) CONTRAST TABLE...
  • Page 62 PDR-W739 Mark No. Description Part No. Mark No. Description Part No. Q1602, Q1654 DTC124EK Part No. D1650, D1651, D1680, D1682 1SS355 Mark Symbol and Description Remarks PWZ4065 PWZ4073 D34, D35 D5SBA20 D701–D706 SLR-343DC SLR-343MC D1600, D1681 DAP202K R737–R742 RS1/10S221J RS1/10S121J D30–D33, D36...
  • Page 63: Adjustment

    PDR-W739 6. ADJUSTMENT ¶ CD TEST MODE NOTE: There is no information to be shown in this CD adjustment. ¶ How to Start/Cancel Test Mode TEST MODE : ON POWER POWER POWER 3-CD CD-R 3-CD CD-R — — — POWER ON...
  • Page 64 PDR-W739 ¶ CD-R ADJUSTMENT 6.1 DISCS TO BE USED 1. When adjusting the servo system adjustment ¶ (REC/REC MUTE) INPUT buttons buttons CD : Test disc for adjustment (STD-903, STD-905 or equivalent) ANA : adjustment of LD power OPT : adjustment of servo system CD-R LD emitting 6.2 MEASURING INSTRUMENTS...
  • Page 65: Danger - Laser Radiation When Open

    PDR-W739 6.4 ADJUSTMENT 1 (LASER DIODE POWER ADJUSTMENT) CD-RW record power CD-R CORE ASSY CD-R overdrive CD-R record power Playback power CD-RW bias power Playback CD-R recording CD-RW recording CN102 CD-RW erase power Fig.5 Output power of the laser diode...
  • Page 66 PDR-W739 DANGER – LASER RADIATION WHEN OPEN. AVOID DIRECT EXPOSURE TO BEAM. 6.4.2 CD-R Record Power Adjustment Test Point Pickup objective lens Adjustment Point VR163 (R REC), VR162 (R O.D.) VR163 : 4.80 mW ± 0.1 mW Adjustment Value VR162 : Addition of 0.1 mW ± 0.01 mW to the adjustment value of VR163 [Procedure] (1) Turn VR163 and VR162 completely counterclockwise to set their power output to minimum.
  • Page 67 PDR-W739 6.5 ADJUSTMENT 2 (SERVO SYSTEM ADJUSTMENT) CD-R CORE ASSY For servo adjustment, set the INPUT SELECTOR to OPTICAL. COPY MODE CHECK ERASE FINALIZE INPUT AUTO SPACE SYNCHRO Use the REC LEVEL Knob to make the adjustments. ‡ REC LEVEL...
  • Page 68 PDR-W739 6.5.2 M-S Mix Ratio Adjustment Test Point CN102 - pin 4 (TE) and pin 3 (MPP) Adjustment Point REC LEVEL knob Adjust until the value of the output signals from pin 4 (TE) and pin 3 (MPP) of CN102 are the same, Adjustment Value or the differential output of these signals is minimal.
  • Page 69 PDR-W739 6.5.4 Focus Bias Adjustment Test Point CN102 - pin 1 (RF) Adjustment Point SYNCHRO button, REC LEVEL knob Adjustment Value Adjust until RF jitter is minimal or that the eye pattern of the RF waveform is most open. Symptom when out of...
  • Page 70: General Information

    PDR-W739 7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 SEQUENCE AFTER THE POWER ON POWER ON SEQUENCE (Display System) Check Point POWER ON • Blow out fuse (FU1) on the PRIMARY Assy • Blow out thermal fuse of the power transformer • Blow out micro-fuse (IC38) on the POWER SUPPLY Assy •...
  • Page 71 PDR-W739 SETUP SEQUENCE (3CD) Check Point POWER ON and FL ON • Check the connection between 3CD MICRO CHANGER MECHANISM Assy and the MAIN Assy • Blow out micro-fuse (IC37) on the POWER SUPPLY Assy. • Check the logic of mechanism SW. (Refer to the Move the tray to "•...
  • Page 72: Disassembly

    PDR-W739 7.1.2 DISASSEMBLY Servo Mechanism Block Bonnet Tray Open (Changer section) (Recorder section) POWER OPEN/CLOSE OPEN/CLOSE Drive Gear ×2 Front ×2 Bonnet Tray ×2 Shield Plate CD-R CORE Assy Tray Panel C ×2 Tray Panel R Tray Close ×2 CD-R CORE ASSY...
  • Page 73 PDR-W739 3CD MICROCHANGER MECHA MAIN Assy ×3 Remove connectors. ×3 CN1101 CN1301 CN1302 Hook take off 3CD MICROCHANGER MECHANISM SUB Tray (x 3) Hook (x2) is removed and the elevator, the elevator cover, the gear shaft, Mecha Base and the loading gear are removed.
  • Page 74 PDR-W739 Attention when 3CD MICROCHANGER MECHA is assembied Tray installation Not to be caught to the tray when the tray is put, the home lever is opened. The stopper arm is shut. Gear match of sub-tray The stick of Ø3 (plus driver etc.of #0) is...
  • Page 75: Diagnosis Of Main Assy

    PDR-W739 7.1.3 DIAGNOSIS OF 3CD MICROCHANGER MECHANISM and MAINASSY When diagnosing the 3CD Microchanger Mechanism and MAIN Assy, use the following Flexible Cables and Connector Assy for service. (When you diagnose only 3CD Microchanger Mechanism, the product operates with CD-R CORE ASSY removed. ) Remove the CD-R CORE Assy.
  • Page 76: Parts

    PDR-W739 7.2 PARTS 7.2.1 IC • The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. • List of IC BA6417F, NJM2121D, PD9020A, PE5147B, PE5148A, PE5574A, AK5353VT BA6417F (MAIN ASSY : IC1302) •...
  • Page 77 PDR-W739 PD9020A (CD-R CORE ASSY : IC431) • Strategy Control IC • Pin Function − − − c t i − − − − − − − i l p − − t i r t i r c t i −...
  • Page 78 PDR-W739 PE5147B (CD-R CORE ASSY : IC301) • Mechanism Control IC • Pin Function t i r l a i l l o " " L " ( " L i g i " ( " L " ( " L −...
  • Page 79 PDR-W739 n i l − − " ( " x i f " ) " l a i l a i c t i " t ) " " " L z i l c t i L " ) "...
  • Page 80 PDR-W739 PE5148A (MAIN ASSY : IC1401) • Mode Control IC • Pin Function l l o − − − − − − l l o − t i r − − l l o − l l o − l l o −...
  • Page 81 PDR-W739 PD5574A (MAIN ASSY : IC1402) • System Control IC • Pin Function l a i − l a i l l u l l i l l i − l a i l a i − − n i l l l o −...
  • Page 82 PDR-W739 t i r l a i t i r − − − − − c t i c t i − − c t i t i s t i s...
  • Page 83 PDR-W739 " " X g i l " " 1 g i l " " 2 g i l " " 3 g i l → " " g i l − − − l l u Logic Table of the System SW...
  • Page 84: Block Diagram

    PDR-W739 AK5353VT (MAIN ASSY : IC802) • A/D Converter IC • Block Diagram AGND DGND MCLK Clock Decimation Divider AINL Modulator Filter LRCK Decimation AINR SCLK Modulator Filter Serial I/O Voltage SDTO VCOM Interface Reference VREF • Pin Function −...
  • Page 85: Display

    PDR-W739 7.2.2 DISPLAY PEL1100 (OPERATING 1 ASSY : V701) • FL Display External Dimensions Pin Assignment Pin No. Assignment NP NP P39 P38 P37 P36 P35 P34 P33 P32 P31 P30 P29 P28 P27 P26 P25 P24 P23 P22 P21 P20 P19 P18 Pin No.
  • Page 86 PDR-W739...
  • Page 87: Explanation

    7.3.1 ERROR CODE (CD-R) Error Code Display for Service The PDR-W739 can display the error codes for service. When the STOP key is held down for about 10 seconds in stop state in Normal mode, an FL display as shown below is obtained.
  • Page 88: Panel Facilities And Specifications

    PDR-W739 8. PANEL FACILITIES AND SPECIFICATIONS 8.1 PANEL FACILITIES Front Panel ◊ÛB¿ˆ≥≤/ COMPACT DISC RECORDER / MULTI-CD CHANGER CD SELECT OPEN/CLOSE OPEN/CLOSE COMPACT DISC DIGITAL RECORDER - COMPACT DISC MULTI CHANGER REC/ REC MUTE COPY START ¶ CD=CD-R COPY MODE...
  • Page 89 PDR-W739 Remote Control Unit Disc select buttons DISC 1/2/3 – Select discs from the changer. CD-R – Switch to the CD recorder. Playback control buttons DISPLAY – Switch the display mode. 7 – Stop playback or recording. 8 – Pause playback or recording.
  • Page 90 PDR-W739 Display DISC TOTAL REMAIN STEP DISC CD-RW DISC MANUAL DISC AUTO PARTIAL TRACK FINALIZE SINGLE ALL RELAY FADER SCAN RDM PGM SKIP ON VOL FIX DIG ANA OPTCOAX AUTO SPACE ERASE SYNCHRO COPY –dB OVER 32 44 48 DISC 1/2/3 – Indicates discs loaded.
  • Page 91: Specifications

    PDR-W739 8.2 SPECIFICATIONS 1. General 3. Input jacks Model ......Compact disc audio system Optical digital input jack Applicable discs ....CDs, CD-Rs and CD-RWs Coaxial digital input jack Power supply ........AC 120 V, 60 Hz Audio LINE input jacks (U.S./Canadian models)

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