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JVC KD-APD89J Service Manual
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JVC KD-APD89J Service Manual

JVC KD-APD89J Service Manual

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SERVICE MANUAL
7 S ERVICE MANUAL
2008
MA392<Rev.002>
KD-APD89J, KD-PDR80J, KD-PDR61E,
KD-PDR61EX, KD-PDR61EY, KD-G844UI,
KD-G845U, KD-G845UN, KD-G845UT,
KD-G845UH, KD-G847EE, KD-PDR89UR,
KD-PDR62E, KD-PDR62EX, KD-PDR62EY
COPYRIGHT © 2008 Victor Company of Japan, Limited
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
Lead free solder used in the board (material : Sn-Cu, melting point : 230 Centigrade)
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-31
CD RECEIVER
(KD-APD89)
(KD-PDR80)
(KD-PDR89)

TABLE OF CONTENTS

COPYRIGHT © 2008 Victor Company of Japan, Limited
(KD-APD89)
(KD-APD89)
(KD-PDR80)
(KD-PDR80)
(KD-PDR89)
(KD-PDR89)
(KD-PDR61)
(KD-G847)
(KD-PDR62)
No.MA392<Rev.002>
2008/7

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Summary of Contents for JVC KD-APD89J

  • Page 1: Table Of Contents

    SERVICE MANUAL CD RECEIVER MA392<Rev.002> 2008 7 S ERVICE MANUAL KD-APD89J, KD-PDR80J, KD-PDR61E, KD-PDR61EX, KD-PDR61EY, KD-G844UI, KD-G845U, KD-G845UN, KD-G845UT, KD-G845UH, KD-G847EE, KD-PDR89UR, KD-PDR62E, KD-PDR62EX, KD-PDR62EY (KD-APD89) (KD-APD89) (KD-APD89) (KD-PDR61) (KD-PDR80) (KD-PDR80) (KD-PDR80) (KD-G847) (KD-PDR89) (KD-PDR89) (KD-PDR62) (KD-PDR89) COPYRIGHT © 2008 Victor Company of Japan, Limited...

  • Page 2: No.ma392

    SPECIFICATION KD-APD89/KD-PDR80/KD-PDR89 AUDIO AMPLIFIER SECTION 20 W RMS × 4 Channels at 4 Ω and < or = 1% THD+N Power Output 80 dBA (reference: 1 W into 4 Ω) Signal-to-Noise Ratio 4 Ω (4 Ω to 8 Ω allowance) Load Impedance Tone Control Range Bass...
  • Page 3 KD-PDR61/KD-PDR62 AUDIO AMPLIFIER SECTION Maximum Power Output Front/Rear 50 W per channel 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz at no Continuous Power Output (RMS) Front/Rear more than 0.8% total harmonic distortion 4 Ω (4 Ω to 8 Ω allowance) Load Impedance Tone Control Range Bass...
  • Page 4 KD-G844 AUDIO AMPLIFIER SECTION Maximum Power Output Front/Rear 50 W per channel 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz at no Continuous Power Output (RMS) Front/Rear more than 0.8% total harmonic distortion. 4 Ω (4 Ω to 8 Ω allowance) Load Impedance Tone Control Range Bass...
  • Page 5 KD-G845 AUDIO AMPLIFIER SECTION Maximum Power Output Front/Rear 50 W per channel 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz at no Continuous Power Output (RMS) Front/Rear more than 0.8% total harmonic distortion. 4 Ω (4 Ω to 8 Ω allowance) Load Impedance Tone Control Range Bass...
  • Page 6 KD-G847 AUDIO AMPLIFIER SECTION Maximum Power Output Front/Rear 50 W per channel 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz at no Continuous Power Output (RMS) Front/Rear more than 0.8% total harmonic distortion 4 Ω (4 Ω to 8 Ω allowance) Load Impedance Tone Control Range Bass...

  • Page 7: Precaution

    SECTION 1 PRECAUTION Safety Precautions Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check.
  • Page 8 Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is discharged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs. 1.2.1 Grounding to prevent damage by static electricity Static electricity in the work area can destroy the optical pickup (laser diode) in devices such as laser products.
  • Page 9 Important for laser products 1.CLASS 1 LASER PRODUCT 5.CAUTION : If safety switches malfunction, the laser is able to function. 2.CAUTION : (For U.S.A.) Visible and/or invisible class II laser radiation 6.CAUTION : Use of controls, adjustments or performance of when open.

  • Page 10: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. SECTION 3 DISASSEMBLY Main body (Used figure are KD-APD39) 3.1.1 Removing the Bottom chassis (See Fig.1) (1) Remove the four screws A, two screws B attaching the heat sink.

  • Page 11: No.ma392

    3.1.3 Removing the Sub board (See Fig.4) (1) Disconnect the connector CN741 of the Sub board from the CN701 Main board connector CN701 of the Main board. Sub board CN741 Fig.4 (No.MA392<Rev.002>)1-11...
  • Page 12 3.1.4 Removing the Main board (See Fig.5 to 7) (1) Remove the two screws F and one screw G attaching the Heat sink. (See Fig.5) (2) Remove the two screws H and one screw J attaching the Main board. (See Fig.6) (3) Remove the two screws K attaching the Main board.
  • Page 13 3.1.5 Removing the CD mechanism (See Fig.8) (1) Remove the three screws L attaching the CD mechanism. Fig.8 3.1.6 Removing the Switch board (See Fig.9, 10) (1) Remove the volume knob. (2) Remove the one screw M attaching the Rear cover. (See Fig.9) (3) Remove the four screws N attaching the Rear cover.
  • Page 14 CD mechanism assembly 3.2.1 Removing the top cover (See Figs.1 and 2) (1) From the both side of the CD mechanism assembly, remove the four screws A attaching the top cover. (See Fig.1.) (2) Lift the front side of the top cover and move the top cover backward to release the two joints a.
  • Page 15 3.2.2 Removing the push switch (See Figs.3) (1) From the bottom side of the CD mechanism assembly, remove Pickup the screw B attaching the push switch. Wires (2) Take out the push switch from the CD mechanism assembly. Push switch Reference: Remove the wires from soldered sections b of the push switch as required.
  • Page 16 3.2.4 Removing the chassis unit (See Figs.5 and 6) • Remove the top cover and base board. Chassis unit (1) From the top side of the CD mechanism assembly, remove the front suspension springs and rear suspension springs Front suspension spring Front suspension spring attaching the chassis unit to the frame.
  • Page 17 3.2.5 Removing the clamper assembly (See Figs.7 and 8) • Remove the top cover. Chassis unit Move the clamper assembly in the direction of the arrow to release the joints f from the chassis unit. Clamper assembly Fig.7 Clamper assembly Chassis unit Fig.8 (No.MA392<Rev.002>)1-17...
  • Page 18 3.2.6 Removing the loading/feed motor assembly (See Fig.9) • Remove the top cover, base board and chassis unit. Loading/feed motor assembly From the bottom side of the chassis unit, remove the screw D and take out the loading/feed motor assembly in the direction of the arrow.
  • Page 19 3.2.7 Removing the pickup (See Figs.10 to 12) • Remove the top cover, base board and chassis unit. Pu. shaft holder A (1) From the bottom side of the chassis unit, remove the screw Pickup E attaching the pu. shaft holder B and pull the pu. shaft out of the pu.
  • Page 20 3.2.9 Removing the trigger arm (See Fig.14) • Remove the top cover, base board, chassis unit and clamper Select arm R assembly. Chassis unit (1) From the top side of the chassis unit, remove the trigger Select lock arm arm spring from the sections (n, p). (2) From the bottom side of the chassis unit, release the claws q of the trigger arm base in the direction of the arrow to remove them from the sections r of the chassis unit to the other side.
  • Page 21 3.2.11 Removing the mode switch (See Fig.16) • Remove the top cover, base board, chassis unit, clamper assembly, Top plate assembly Mode switch trigger arm and top plate assembly. (1) From the top side of the top plate assembly, remove the Link gear spring link gear spring from the sections x of the link gear L and link gear R.
  • Page 22 3.2.12 Removing the select arm R and select lock arm (See Figs.17 and 18) • Remove the top cover, base board, chassis unit, clamper assembly, trigger arm and top plate assembly. Select arm R (1) From the top side of the top plate assembly, remove the link gear spring from the sections ad of the link gear L and Link gear spring link gear R.
  • Page 23 3.2.13 Removing the loading roller assembly (See Figs.19 to 21) • Remove the top cover, base board, chassis unit, clamper assembly Cam plate R and top plate assembly. (1) From the left side of the chassis unit, remove the screw J attaching the lock arm assembly.
  • Page 24 3.2.14 Removing the loading gear 1, loading gear 2, loading gear 3 and feed gear 1 (See Fig.22) • Remove the top cover, base board and chassis unit. (1) From the bottom side of the chassis unit, pull out the loading Loading gear 6 gear 1.
  • Page 25 3.2.18 Removing the cam plate R (See Fig.25) • Remove the top cover, base board, chassis unit, clamper assembly, Chassis unit top plate assembly and loading roller assembly. From the right side of the chassis unit, remove the cam plate R Trigger rack spring from the slots ax of the chassis unit.
  • Page 26 3.2.20 Removing the spindle motor assembly (See Figs.27 and 28) • Remove the top cover, base board, chassis unit and clamper assembly. Turn table Chassis unit (1) From the top side of the chassis unit, turn the turn table from side to side and remove the two screws M attaching the spindle motor assembly through the hole of the turn table.

  • Page 27: Adjustment

    Dummy load (4) Tracking offset meter Exclusive dummy load should be used for AM,and FM. (5) Test Disc JVC :CTS-1000 For FM dummy load, there is a loss of 6dB between SSG output (6) Extension cable for check and antenna input.
  • Page 28 Service mode Service mode setting (1) Push POWER BUTTON (Power ON) (2) Set to service mode Keep this state more 2 seconds while connecting pressing the [SEL] button, [STANDBY/ON ATTENUATOR] button and [SOURCE] button sequentially. (3) Select the menu with [ ] button and [ ] button, and decide it with [1] button.
  • Page 29 Tuner Service Mode TU=M*** D/****** SPI=**** PI =**** **.* SM=*.**V SQ=*.**V PI =**** **.** TP/TA=*/* FSTR=*** MS/DI=*/* DEV=** AJCH=*** ISS=*** PTY=**** No Name VER=**** ** ** ** ** ** ** ** ** ** ** ** ** RDS Engineer Mode SYNC =* OK: Function SMTH1=*.** SMTH2=*.**...
  • Page 30 DSP Tuner Adjust Auto Adjust Manual Adjust Auto Adjust Only the factory setup. No use. Manual Adjust 1.FM DAA 1.FM DAA 87.5 40dBuV 0% 87.5 40dBuV Press OK No signal 2.FM DAA 2.FM DAA 97.9 40dBuV 0% 97.9 40dBuV Press OK No signal 3.FM DAA 3.FM DAA...

  • Page 31: Troubleshooting

    SECTION 5 TROUBLESHOOTING 16 PIN CORD DIAGRAM (for KD-APD89) OR/WH Black Violet Gray BL/WH Blue Yellow White Orange WH/BK Green Brown GN/BK VI/BK GY/BK BL/WH OR/WH GN/BK VI/BK WH/BK GY/BK (No.MA392<Rev.002>)1-31...
  • Page 32 16 PIN CORD DIAGRAM (for KD-PDR80) Black Green Violet Gray Blue White Yellow Orange OR/WH BL/WH WH/BK GN/BK VI/BK GY/BK 15 OR/WH BL/WH GN/BK VI/BK WH/BK GY/BK 1-32 (No.MA392<Rev.002>)
  • Page 33 16 PIN CORD DIAGRAM (for KD-PDR61, KD-G847, KD-PDR62) Black Green OR/WH Violet Gray Blue BL/WH White Yellow Orange Brown WH/BK GN/BK VI/BK GY/BK BL/WH OR/WH 7 RD RD 7 MEMORY YL 4 16 YL 15 OR/WH 8 BK REMOTE 6 BL/WH 13 BR 3 GN 11 GN/BK...
  • Page 34 16 PIN CORD DIAGRAM (for KD-G844, KD-G845) OR/WH Black Green Violet BL/WH Blue Gray WH White Yellow WH/BK Orange GN/BK VI/BK GY/BK MEMORY 16 YL 8 BK 7 RD 15 OR/WH 3 GN 11 GN/BK 2 VI 10 VI/BK 4 WH 12 WH/BK 1 GY 9 GY/BK...
  • Page 35 16 PIN CORD DIAGRAM Black Green OR/WH Violet Blue Gray BL/WH White Yellow WH/BK Orange GN/BK VI/BK GY/BK BL/WH OR/WH 7 RD RD 7 16 YL MEMORY YL 4 15 OR/WH 8 BK REMOTE 5 BL/WH 3 GN 11 GN/BK 2 VI 10 VI/BK 4 WH...
  • Page 36 Victor Company of Japan, Limited Mobile Entertainment Business Group Mobile Entertainment Category 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MA392<Rev.002>) Printed in Japan...

This manual is also suitable for:

Kd-pdr80jKd-pdr61eKd-pdr61exKd-g844uiKd-pdr61eyKd-g845u ... Show all