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Pioneer PD-F958 Service Manual
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Pioneer PD-F958 Service Manual

File-type compact disc player
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FILE-TYPE COMPACT DISC PLAYER
PD-F958
PD-F908
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
PD-F958
KUXQ
-
KCXQ
-
KUXQ/CA
O
CONTENTS
1. SAFETY INFORMATION .................................... 2
3. SCHEMATIC DIAGRAM ................................... 11
4. PCB CONNECTION DIAGRAM ....................... 19
5. PCB PARTS LIST ............................................. 24
6. ADJUSTMENT .................................................. 28
7.GENERAL INFORMATION ............................... 36
7.1 PARTS ........................................................ 36
7.1.1 IC .......................................................... 36
7.1.2 DISPLAY ............................................... 37
PIONEER ELECTRONIC CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER ELECTRONIC CORPORATION 1999
FILE-TYPE
COMPACT DISC PLAYER
◊Û¿X/.˘
STANDBY / ON
SINGLE LOADER
ACSESS
PLAY
Power Requirement
PD-F908
O
AC120V
O
AC120V
-
AC120V
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
DISC
TRACK
MIN
SEC
Î
CUSTOM
ALL
RDM
PGM
BEST
REPEAT
1
CD TEXT
SINGLE
PREVIOUS
DISC
SCAN
REMAIN
MODE
HI-LITE
DISPLAY
BEST
PREVIOUS
CLEAR
PROGRAM
TITLE
DISC
INPUT
'
FILE -TYME CD MECHANISM
6
7
4 1
¡ ¢
OPEN/
UNLOAD
CLOSE
7.2 DIAGNOSIS ................................................ 39
7.2.1 ERROR CORD DISPLAY ................. 39
7.2.4 DISASSEMBLY ................................. 41
7.3 BLOCK DIAGRAM ...................................... 49
................................................................... 50
T-ZZR JAN. 1999 Printed in Japan
ORDER NO.
RRV2085
Remarks

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  • Page 1: Table Of Contents

    PIONEER ELECTRONIC 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 ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER ELECTRONIC CORPORATION 1999 T–ZZR JAN.

  • Page 2: Safety Information

    For the latest information, always consult the current Also test with plug reversed PIONEER Service Manual. A subscription to, or ad- (Using AC adapter ditional copies of, PIONEER Service Manual may be plug as required) obtained at a nominal charge from PIONEER.

  • Page 3: Exploded Views And Parts List

    PHA1334 Packing Case See Contrast table (2) Mirror Mat PHF1001 Battery (R6P, AA) VEM 1010 (2) CONTRAST TABLE PD-F908/KUXQ,KCXQ and PD-F958/KUXQ/CA have the same construction except for the following: Part No. Mark No. Symbol & Description Remarks PD-F958/ PD-F908/ PD-F908/...
  • Page 4 PD-F958, PD-F908 2.2 EXTERIOR KUXQ/CA,KUXQ type only 44 (A) 44 (B) 44 (C) No.44(A) Cutting Power button Note Cutting position No.44(Function button) PD-F908 only No.44(B) Single loader PD-F908 only button Cutting No.44(C) Function button...
  • Page 5 PD-F958, PD-F908 Refer to 32(3/4) ''2.3 LOADING MECHANISM 32(4/4) ASSY'' 32(2/4) Note1 21(1/2) 32(1/4) Note1 21 (2/2) 21(1/2) 26(2/2) Note2 Note1 cutting position 26(1/2) Note2 cutting position No.21(Back Fence) cutting No.26(Hood Base) 26(2/2) 21(2/2) cutting cutting 21(1/2) PD-F958 Only 26(1/2)
  • Page 6 PD-F958, PD-F908 (1) EXTERIOR PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Mecha Base PNW2639 Main Board Assy See Contrast table(2) Gear PNW2906 Power Board Assy See Contrast table(2) Gear PNW2642 Display Board Assy See Contrast table(2)
  • Page 7 PD-F958, PD-F908 (2) CONTRAST TABLE PD-F908/KUXQ,KCXQ and PD-F958/KUXQ/CA have the same construction except for the following: Part No. Mark No. Symbol & Description Remarks PD-F958/ PD-F908/ PD-F908/ KUXQ/CA KUXQ KCXQ Main Board Assy PWZ3895 PWZ3876 PWZ3876 Power Board Assy PWZ3900...
  • Page 8 PD-F958, PD-F908 2.3 LOADING MECHANISM ASSY...
  • Page 9 PD-F958, PD-F908 LOADING MECHANISM ASSY PARTS LIST Mark No. Description Part No. ………… ………… Loading Motor Board Assy PWZ3337 Load SW Board Assy PWZ3334 Arm A Spring2 ABH7124 Gear Plate Spring ABH7051 Clamp Spring ABH7107 ………… ………… Loading Belt AEB7029 …………...

  • Page 10: Servo Mechanism Assy Gm

    PD-F958, PD-F908 2.4 SERVO MECHANISM ASSY GM How to Install the Disc Table Use nipper or other tool to cut the three sections marked in figure . Then remove the spacer While supporting the spindle motor shaft with the stopper, put spacer on top of the yoke M, and stick the disc table on top (takes about 9kg pressure).

  • Page 11: Schematic Diagram

    PD-F958, PD-F908 3. SCHEMATIC DIAGRAM Note: When ordering service parts, be sure to refer to "EXPLODED VIEW AND PARTS LIST" or "PCB PARTS LIST". 3.1 MECHANISM BOARD ASSY,SENSOR BOARD ASSY,LOAD SW BOARD ASSY,SELECT MOTOR BOARD ASSY,LOADING MOTOR BOARD ASSY,CENTER LED BOARD ASSY,...

  • Page 12: Display Board Assy

    PD-F958, PD-F908 3.2 MAIN BOARD ASSY and POWER BOARD ASSY (FOR PD-F958) 2 23 1.8V -O.7V 1.8V 1.6V 1.6V 1.6V 1.6V 1.7V 0.2V 1.7V (SEL) 3.4V (SEL) 5.0V (SEL) SIGNAL ROUTE : AUDIO SIGNAL : EFM SIGNAL : FOCUS SERVO LOOP...
  • Page 13 PD-F958, PD-F908 IC301(CXD2529Q) :PLAY MODE 3 - 4 PIN No. Voltage(V) 1.2-1.3 1.2-1.4 0.05 PIN No. 50-55 Voltage(V) 2.6-2.7 PIN No. 84-86 89-90 91-92 93-95 Voltage(V) 1.6V LINE OUT -9.2 JACK -9.2 1.6V (UNIT : Ω ) (UNIT : µF) (UNIT : µH)
  • Page 14 PD-F958, PD-F908 3.3 MAIN BOARD ASSY and POWER BOARD ASSY (FOR PD-F908) 2 23 MAIN BOARD ASSY (PWZ3876) 1.8V -O.7V 1.8V 1.6V 1.6V 1.6V 1.6V 1.7V 0.2V 1.7V (SEL) 3.4V (SEL) 5.0V (SEL) SIGNAL ROUTE : AUDIO SIGNAL : EFM SIGNAL...
  • Page 15 PD-F958, PD-F908 IC301(CXD2529Q) :PLAY MODE 3 - 4 PIN No. 1.2-1.3 1.2-1.4 0.05 Voltage(V) PIN No. 50-55 Voltage(V) 2.6-2.7 PIN No. 84-86 89-90 91-92 93-95 Voltage(V) 1.6V LINE OUT -9.2 JACK -9.2 1.6V AC 120V 60 Hz POWER BOARD ASSY...
  • Page 16 PD-F958, PD-F908 ∗1 50T-JUMP: After switching to the pause mode, press Waveforms ( H ,H the manual search key. ∗2 FOCUS-IN: Press the play key without loading a disc. Note: The encircled numbers denote measuring point in the schematic diagram.
  • Page 17 PD-F958, PD-F908 Waveforms IC202-Pin 9: TRACK SEARCH MODE IC301-Pin 54 : PLAY MODE (1kHz) (BCK) (CADR) 2V/div 200msec/div 2V/div 500nsec/div – GND – GND IC301-Pin 50 : PLAY MODE (1kHz) IC301-Pin 27 : PLAY MODE (MDP) 2V/div 2 µsec/div (LRCK) 2V/div 10 µsec/div...
  • Page 18 S717 : CLEAR S753 : POWER STANDBY/ON S708 : OPEN/CLOSE S718 : PGM S709 : HI-LITE S719 : TITLE INPUT (PD-F958) S710 : 7 : RANDOM (PD-F908) S711 : 4 1 S720 : TITLE DISPLAY (PD-F958) S712 : ¡ ¢...

  • Page 19: Pcb Connection Diagram

    PD-F958, PD-F908 4. PCB CONNECTION DIAGRAM 4.1 MECHANISM BOARD ASSY, SENSOR BOARD ASSY, LOAD SW BOARD ASSY, SELECT MOTOR BOARD ASSY, LOADING MOTOR BOARD ASSY, CENTER LED BOARD ASSY and DOOR BOARD ASSY LOADING MOTOR BOARD ASSY LOAD SW BOARD ASSY...
  • Page 20 PD-F958, PD-F908 4.2 MAIN BOARD ASSY (FOR PD-F958) To PICKUP ASSY SIDE A MAIN BOARD ASSY CN610 J657 J601 J1601 J631 CN701 PNP1455-B...
  • Page 21 PD-F958, PD-F908 4.3 DISPLAY BOARD ASSY, SWITCH BOARD ASSY and POWER BOARD ASSY (FOR PD-F958) SIDE A SWITCH BOARD ASSY DISPLAY BOARD ASSY CN351 Q702 IC702 IC701 Q701 POWER BOARD ASSY CN11 IC21 IC371 AC IN IC31 IC32 PNP1455-B...
  • Page 22 PD-F958, PD-F908 4.4 MAIN BOARD ASSY(FOR PD-F908) To PICKUP ASSY SIDE A MAIN BOARD ASSY CN610 J657 J601 J1601 J631 CN701 PNP1454–A...
  • Page 23 PD-F958, PD-F908 4.5 DISPLAY BOARD ASSY, SWITCH BOARD ASSY and POWER BOARD ASSY (FOR PD-F908) SIDE A SWITCH BOARD DISPLAY BOARD ASSY CN351 ASSY Q711 POWER BOARD ASSY CN11 IC32 IC31 Q62 IC21 AC IN PNP1454-A...

  • Page 24: Pcb Parts List

    PD-F958, PD-F908 5. PCB PARTS LIST NOTES : ÷ Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List. ÷ The mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 25 PD-F958, PD-F908 PARTS LIST FOR PD-F958/KU/CA Mark No. Description Part No. Mark No. Description Part No. MAIN BOARD ASSY (PWZ3895) Other Resistors RD1/4PU&&&J OTHERS SEMICONDUCTORS CN207 MT 4P CONNECTOR 173981-4 IC151 CXA1782CQ CN208 3P JUMPER CONNECTOR 52147-0310 IC301 CXD2529Q CN205...
  • Page 26 PD-F958, PD-F908 Mark No. Description Part No. Mark No. Description Part No. SWITCHES OTHER S703, S704, S707– S720 VSG1009 J602 JUMPER WIRE D20PWW0620E CAPACITORS LOAD SW BOARD ASSY C712 CEAT100M50 C705, C709 CEAT101M6R3 C711 CEAT4R7M50 SWITCHES AND RELAYS C708, C713...
  • Page 27 PD-F958, PD-F908 PARTS LIST FOR PD-F908/KU/KC Mark No. Description Part No. Mark No. Description Part No. (220k Ω) VR156 VCP1164 MAIN BOARD ASSY(PWZ3876) Other Resistors RD1/4PU&&&J OTHERS SEMICONDUCTORS CN207 MT 4P CONNECTOR 173981-4 IC151 CXA1782CQ CN208 3P JUMPER CONNECTOR 52147-0310...

  • Page 28: Adjustment

    PD-F958, PD-F908 6. ADJUSTMENT 6.1 PREPARATIONS 6.1.1 Jigs and Measuring Instruments 39 kΩ 0.001µF CD TEST DISC Low pass filter 1 screwdriver screwdriver screwdriver (YEDS-7) (39 kΩ + 0.001µF) (small) (medium) (large) 56 kΩ 0.001µF Dual-trace Precise Ball point hexagon wrench...
  • Page 29 PD-F958, PD-F908 6.2 ADJUSTMENT 6.2.1 How to Start/Cancel Test Mode TEST MODE : ON PD-F958 MODEL PD-F958 MODEL W103 W103 W102 W102 Short Point Short Point MAIN BOARD ASSY MAIN BOARD ASSY PD-F908 MODEL PD-F908 MODEL W161 W161 W165 W165...
  • Page 30 PD-F958, PD-F908 6.2.3 Check and Adjustment 1. Focus Offset Adjustment Test mode DC voltage VR154 0±50mV None disc MAIN BOARD ASSY Oscilloscope DC Mode V: 5mV/div H: 10mSec/div Player START (CN201) Prove (10:1) MAIN BOARD ASSY 2. Grating Adjustment Turn counterclockwise from null.
  • Page 31 PD-F958, PD-F908 3. Tracking Error Balance Adjustment Test mode SPDL servo CLOSE FOCUS servo CLOSE TRKG servo OPEN Innermost TEST DISC circumference VR155 (1 TRK) PLAY MAIN BOARD ASSY Oscilloscope DC Mode V: 10mV/div Player START H: 5mSec/div Low pass filter 1...
  • Page 32 PD-F958, PD-F908 5. RF Level Adjustment Test mode SPDL servo CLOSE FOCUS servo CLOSE 1.2VP-P TRKG servo CLOSE ±0.1V Innermost TEST DISC circumference VR153 (1 TRK) PLAY MAIN BOARD ASSY Oscilloscope AC Mode V: 50mV/div H: 10mSec/div Player START (CN201)
  • Page 33 PD-F958, PD-F908 7. RF Level Adjustment Check Test mode CLOSE SPDL servo FOCUS servo CLOSE TRKG servo CLOSE 1.2VP-P ±0.1V Innermost TEST DISC circumference VR153 (1 TRK) PLAY MAIN BOARD ASSY Make adjustment if the value exceeds the specified range.
  • Page 34 PD-F958, PD-F908 9. Focus Best Adjustment Test mode SPDL servo CLOSE FOCUS servo CLOSE TRKG servo CLOSE Innermost TEST DISC circumference VR156 (1 TRK) Adjust the RF level to maximum, with PLAY MAIN BOARD ASSY the focus error voltage within ±150mV.
  • Page 35 PD-F958, PD-F908 11. Focus Best Adjustment Adjust this point only if adjustment was made in item 10. Test mode SPDL servo CLOSE FOCUS servo CLOSE TRKG servo CLOSE Innermost TEST DISC circumference VR156 (1 TRK) Adjust the RF level to maximum, with PLAY the focus error voltage within ±150mV.

  • Page 36: General Information

    PD-F958, PD-F908 The information shown in the list is basic information and may 7. GENERAL INFORMATION not correspond exactly to that shown in the schematic diagrams. 7.1 PARTS No. Pin Name Function PW ON Standby - led /osce. 7.1.1 IC Key data input.

  • Page 37: Display

    PD-F958, PD-F908 7.1.2 DISPLAY PEL1095 (V701: DISPLAY BOARD ASSY) : FOR PD-F958 ¶ Pin Assignment CUSTOM ALL BEST REPEAT CDTEXT SINGLE PREVIOUS DISC SCAN ADLC REMAIN ¶ Anode Grid Assignment ¶ Pin Connection...
  • Page 38 PD-F958, PD-F908 PEL1089 (V701: DISPLAY BOARD ASSY) : FOR PD-F908 ¶ Pin Assignment ¶ Anode Grid Assignment ¶ Pin Connection...

  • Page 39: Diagnosis

    PD-F958, PD-F908 7.2 DIAGNOSIS 7.2.1 ERROR CODE DISPLAY If a failure occurs in the Loading mechanism, the error symbol is automatically displayed on the fluorescent display screen of the front panel. 7.2.2 ERROR HISTORY and DISPLAY Error history display in test mode The previously generated errors (NG processing) can be confirmed in the test mode.

  • Page 40: Error History Display

    PD-F958, PD-F908 7.2.3 ERROR HISTORY DISPLAY (1) Disc No. A : Detail of error code at portion <Note> The user display appears only when the normal operation cannot be returned even if the fail safe operation is executed after each error occurs.

  • Page 41: Disassembly

    PD-F958, PD-F908 7.2.4 DISASSEMBLY REMOVING THE LOADING MECHANISM ASSY Remove the Bonnet. Remove the each wire. 1 2 1 4 Remove the Screws and Stopper Angle. While holding down the hook of the Mecha Base, slide the Loading Mechanism Assy to pull up and remove the Loading Mechanism Remove the Screws and Rear Base.
  • Page 42 PD-F958, PD-F908 REMOVING THE OPERATION PANEL Remove the Bonnet. Remove the Screws. Cut the Binder securing the wire material. Remove the Center Pole. (Refer to the “REMOVING THE DISC RACK”) Shift the Front Panel slightly toward you while paying attention to the back side hooks on the Chassis.
  • Page 43 PD-F958, PD-F908 REMOVE THE HOOD and HOOD BASE Remove the Bonnet. Remove the Operation Panel. (Refer to the “REMOVING THE OPERATION PANEL”) Remove the Screws. Remove the Back Fence. Press the hook of the Stopper of the Hood Base to remove the Stopper. Slide the Hood toward the left to remove the Hood.
  • Page 44 PD-F958, PD-F908 INSTALLING THE LOADING MECHANISM ASSY Loading Mechanism Assy Slider The projection of the Drive Plate should be engaged with the corresponding part of the slider INSTALLING THE DISC RACK The hook of the Mecha Base should should be on the top of the Disc Rack...
  • Page 45 PD-F958, PD-F908 REMOVING THE SERVO MECHANISM ASSY GM Remove the connector ASSY (4P) from the float base. Turn gear pulley (B) and position Arm A2 as shown below. Remove the float spring. (To install this part, line up the float angle side of the Servo Mechanism ASSY Arm A2 GM first, and press down on the float base side.)
  • Page 46 PD-F958, PD-F908 REMOVING THE ARM A2 Remove the float base together with the Servo Mechanism ASSY GM. (Refer to Steps “ Removing the Servo Mechanism ASSY GM” .) Turn gear pulley (B) and position Arm A2 as shown below. Remove the clamp spring and remove the clamper holder.
  • Page 47 PD-F958, PD-F908 FOR REASSEMBLY, REVERSE THE DISASSEMBLY PROCEDURE, and IN ADDITION CARRY OUT THE FOLLOWING ITEMS. Assemble the arm plate as shown below, watching out for the drive plate hook. Drive Plate Hook Arm Plate Place Arm A2 and the Arm A spring2 on the loading base, being careful to keep them in the position shown below.
  • Page 48 PD-F958, PD-F908 Gear Pulley(B) Arm(B) Turn Arm(B) Install Arm A2 Arm(B) Gear Plate Clamper Holder Gear Pulley(B) 45° Clamp Spring...

  • Page 49: Block Diagram

    PD-F958, PD-F908 7.3 BLOCK DIAGRAM...

  • Page 50: Panel Facilities And Specifications

    PD-F958, PD-F908 8. PANEL FACILITIES AND SPECIFICATIONS FRONT PANEL MODE button Remote sensor Hood HI-LITE button CLEAR button PROGRAM button TITLE DISPLAY button BEST button FILE–TYPE COMPACT DISC PLAYER DISC TRACK ◊Û¿X/.˘ Î PREVIOUS button CUSTOM BEST REPEAT CD TEXT...

  • Page 51: Note2

    PD-F958, PD-F908 SPECIFICATION 1. General 3. Output terminal Type ........... Compact disc digital audio system Audio line output Power requirements Control input jack (Except for U.K. model) U.S. and Canadian models ....... AC 120V, 60 Hz Control output jack (Except for European and U.K. models) U.K.

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