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JVC CD Receiver KD-G417, Service Manual

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SERVICE MANUAL

COPYRIGHT © 2005 Victor Company of Japan, Limited

No.MA202

2005/7

CD RECEIVER

MA202

2005

7

KD-G417

Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)

TABLE OF CONTENTS

1

PRECAUTIONS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-3

2

SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-6

3

DISASSEMBLY  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-7

4

ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-25

5

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-26

Area suffix

EE -------- Russian Federation

Summary of Contents for CD Receiver KD-G417

Page 1: ...CD RECEIVER MA202 2005 7 KD G417 Lead free solder used in the board material Sn Ag Cu melting point 219 Centigrade TABLE OF CONTENTS 1 PRECAUTIONS 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 6 3 DISASSEMBLY 1 7 4 ADJUSTMENT 1 25 5 TROUBLESHOOTING 1 26 Area suffix EE Russian Federation ...

Page 2: ...er Usable Sensitivity 11 3 dBf 1 0 µV 75 Ω 50 dB Quieting Sensitivity 16 3 dBf 1 8 µV 75 Ω Alternate Channel Selectivity 400 kHz 65 dB Frequency Response 40 Hz to 15 000 Hz Stereo Separation 30 dB Capture Ratio 1 5 dB MW Tuner Sensitivity 20 µV Selectivity 35 dB LW Tuner Sensitivity 50 µV CD PLAYER SECTION Type Compact disc player Signal Detection System Non contact optical pickup semiconductor la...

Page 3: ... joint c on the back side of the main body then remove the bottom cover from the main body Note When releasing the joints using a screwdriver do not damage the main board Fig 2 3 1 3 Removing the front chassis assembly See Fig 3 Remove the front panel assembly and bottom cover 1 Remove the two screws A on the both sides of the main body 2 Release the two joints d and two joints e on the both sides...

Page 4: ...ear bracket 3 1 6 Removing the main board See Figs 5 and 6 Remove the front panel assembly bottom cover and side pan el Reference Remove the front chassis assembly as required 1 Remove the three screws D attaching the rear bracket on the back side of the main body See Fig 5 2 Remove the two screws G attaching the main board See Fig 6 3 Disconnect the connector CN501 on the main board from the main...

Page 5: ... switch board See Figs 8 to 10 Remove the front panel assembly 1 Remove the five screws J on the back side of the front pan el assembly See Fig 8 2 Release the twelve joints f and remove the rear cover See Fig 9 3 Release the joint g and take out the switch board from the front panel assembly See Fig 10 Note When removing the rear cover assembly and switch board be careful not to lose the spring F...

Page 6: ...emoving the top cover See Figs 1 and 2 1 Remove the two screws A on the both side of the body 2 Lift the front side of the top cover and move the top cover backward to release the two joints a Fig 1 Fig 2 A A A Joints a Top cover Joints a Top cover ...

Page 7: ...tor board 2 Solder the short circuit point on the connector board 3 Disconnect the flexible wire from the pickup 4 Move the connector board in the direction of the arrow to release the two joints b 5 Unsolder the wire on the connector board if necessary CAUTION Unsolder the short circuit point after reassembling Fig 3 Fig 4 Fig 5 B Connector board Pickup Short circuit point Joints b Wires Pickup S...

Page 8: ... switch See Figs 6 and 7 1 Extend the two tabs c of the feed sw holder and pull out the switch 2 Unsolder the DET switch wire if necessary Fig 6 Fig 7 Connector board DET switch Pickup DET switch Tab c Tab c DET switch wire Feed sw holder ...

Page 9: ...he chassis unit to the frame CAUTION The shape of the suspension spring L and R are dif ferent Handle them with care When reassembling make sure that the three shafts on the underside of the chassis unit are inserted to the dampers certainly Fig 8 Fig 9 Suspension spring L Suspension spring L Suspension spring R Suspension spring R Chassis unit Frame Chassis unit Frame Shafts Shaft Damper Damper D...

Page 10: ...edure remove the top cover 1 Remove the clamper arm spring 2 Move the clamper assembly in the direction of the arrow to release the two joints d Fig 10 Fig 11 Clamper arm spring Chassis rivet assembly Joint d Joint d Clamper assembly Clamper arm spring Clamper assembly Joint d Joint d Chassis rivet assembly ...

Page 11: ...ve the screw C and move the loading feed motor assembly in the direction of the arrow to remove it from the chassis rivet assembly 2 Disconnect the wire from the loading feed motor assembly if necessary CAUTION When reassembling connect the wire from the loading feed motor assembly to the flame as shown in Fig 12 Fig 12 Fig 13 Loading feed motor assembly Loading feed motor assembly C ...

Page 12: ... F 2 Reattach the feed sw holder to the feed rack while setting the joint g to the slot of the feed rack and setting the part f of the feed rack to the switch of the feed sw holder correct ly 3 As the feed sw holder is temporarily attached to the pickup unit set to the gear of the joint g and to the bending part of the chassis joint h at a time CAUTION Make sure that the part i on the underside of...

Page 13: ...he slot of the chassis rivet assembly respectively and join the joint k at a time Fig 19 Fig 20 3 2 10 Removing the top plate assembly See Fig 21 Prior to performing the following procedure remove the top cover connector board chassis unit and clamper assembly 1 Remove the screw H 2 Move the top plate assembly in the direction of the arrow to release the two joints r 3 Unsolder the wire marked s i...

Page 14: ...irection of the arrow to release the joint u 2 Unsolder the wire of the mode sw marked s if necessary 3 Turn the select lock arm in the direction of the arrow to re lease the two joints v 4 The select lock arm spring comes off the select lock arm at the same time Fig 22 Fig 23 Mode sw Select lock arm Joint t Link plate Joint u s Top plate Top plate Select lock arm Select lock arm spring Select loc...

Page 15: ... the underside of the select lock arm and join the select lock arm to the slots joint v Turn the select lock arm as shown in the figure 3 Reattach the mode sw while setting the part t to the first peak of the link plate gear and join the joint u CAUTION When reattaching the mode sw check if the points y and z are correctly fitted and if each part operates properly Fig 24 Fig 25 Fig 26 Select lock ...

Page 16: ...29 and 30 REFERENCE Reverse the above removing procedure 1 Reattach the link plate spring 2 Reattach the link plate to the link plate spring while joining them at joint d 3 Reattach the joint a of the select arm R to the first peak of the link plate while joining the two joints b with the slots Then turn the select arm R as shown in the figure The top plate is joined to the joint c CAUTION When re...

Page 17: ...e 5 Extend the lock arm rivet assembly outward and release the joint j from the boss of the chassis rivet assembly The roller guide springs on both sides come off at the same time CAUTION When reassembling reattach the left and right roller guide springs to the lock arm rivet assembly before reat taching the lock arm rivet assembly to the chassis rivet assembly Make sure to fit the part k of the r...

Page 18: ...chassis unit pickup unit and top plate assembly 1 Remove the screw K attaching the loading gear bracket The loading gear 6 and 7 come off the loading gear brack et 2 Pull out the loading gear 5 Fig 35 Fig 36 K Loading gear bracket Loading gear 6 Loading gear 5 Loading gear 3 K Loading gear bracket Loading gear 6 Loading gear 5 Loading gear 7 ...

Page 19: ...7 Remove the loading gear 1 8 Move the change plate rivet assembly in the direction of the arrow to release from the three shafts of the chassis rivet assembly upward See Fig 38 9 Detach the loading gear plate rivet assembly from the shaft of the chassis rivet assembly upward while releasing the joint p See Figs 38 and 40 10 Pull out the loading gear 4 Fig 37 Fig 38 Fig 39 Fig 40 Slot m Slot m Joi...

Page 20: ...ng procedure remove the top cover connector board chassis unit and clamper assembly 1 Remove the two screws L attaching the spindle motor as sembly through the slot of the turn table on top of the body 2 Unsolder the wire on the connector board if necessary Fig 41 Fig 42 L Turn table L Turn table Spindle motor ...

Page 21: ...load there is a loss of 6dB between SSG output and antenna input The loss of 6dB need not be considered since direct reading of figures are applied in this working standard How to connect the extension cable for adjusting Caution Be sure to attach the heat sink and rear bracket onto the power amplifier IC and regulator IC respectively before supply the power If voltage is applied without attaching...

Page 22: ... of IC501 pins 15 and 16 Does the S search waveform appear at IC501 pins 8 and 9 4V YES NO YES Check the pickup and its connections Is the disk rotated YES NO Is 4V present between IC501 pins 6 and 7 NO Is 4V present at IC541 pin 41 NO Check IC541 Does the RF signal appear at RF test point YES YES Check the spindle motor and its wiring Is the RF waveform at RF test point distorted YES Proceed to t...

Page 23: ...he audio signal including sampling output components output to IC581 pins 1 and 7 during playback Is the audio signal output at IC161 pins 15 and 18 during playback Normal NO NO YES YES NO Check IC581 and its peripheral circuits YES NO Check IC161 and its peripheral circuits Check the power amp IC301 YES Is 9V present at IC161 pin 32 Check the vicinity of the IC901 audio power supply ...

Page 24: ...l block do not touch the semi fixed resistor If the laser power is lower than the specified value the la ser diode is almost worn out and the laser pickup should be replaced If the semi fixed resistor is adjusted while the pickup is functioning normally the laser pickup may be damaged due to excessive current 5 7 Replacement of laser pickup Is RF output 1 0 0 4Vp p YES NO OK Replace it Replace the...

Page 25: ...K GY GY BK WH WH BK GN GN BK YL BL WH BK RD RR FR FL RL REMOTE TEL ANT ACC GND MEMORY Rear Right Front Right Front Left Rear Left Remote ACC Line Ground Memory Backup Battery Telephone Muting Auto Antenna GND ACC REMOTE MEMORY RR RR FR FR FL FL RL RL GROUND ACC 12Volt MEMORY BACKUP DIRECT TO BATTERY 12Volt Black RD BK Red BL Blue WH White GN Green VI Violet GY Gray YL Yellow ...

Page 26: ...ice parts Contents Exploded view of general assembly and parts list Block No M1 CD mechanism assembly and parts list Block No MB Electrical parts list Block No 01 02 Packing materials and accessories parts list Block No M3 KD G417 3 2 3 5 3 7 3 12 Area suffix EE Russian Federation MA202 ...

Page 27: ...3 2 Exploded view of general assembly and parts list A B C Switch board Block No M M M 1 2 1 4 5 5 8 4 9 13 1 15 16 18 4 30 31 20 23 25 21 27 28 51 29 26 32 33 24 22 3 33 33 19 ...

Page 28: ...3 3 A B Main board C M M 6 6 48 46 47 44 45 49 50 6 7 7 12 17 9 10 13 14 11 34 35 36 37 42 43 38 39 40 41 3 ...

Page 29: ... 006A EQ BUTTON 22 GE31562 001A MODE BUTTON 23 GE31563 001A DISP BUTTON 24 GE31564 001A EJECT BUTTON 25 GE31560 003A VOL BUTTON 26 GE31559 003A SEARCH BUTTON 27 GE31555 001A PRESET BTN L 28 GE31556 001A PRESET BTN R 29 GE31557 001A D FUNCT BUTTON 30 GE31558 003A DETACH BUTTON 31 GE40202 010A COMP SPRING 32 GE10102 001A REAR COVER 33 VKZ4777 010 MINI SCREW x5 34 GE31565 001A LCD CASE 35 GE31566 001...

Page 30: ...1 The parts without symbol number are not service 111 2 111 37 27 32 23 13 15 99 28 98 83 12 86 121 16 17 124 4 125 1 111 3 3 71 111 93 111 91 92 113 88 89 82 87 20 18 115 90 32 30 38 114 11 85 25 73 111 33 34 74 72 35 26 31 22 36 116 29 112 19 61 24 112 62 21 38 76 95 96 14 97 100 123 81 94 77 75 74 73 84 94 101 100 122 93 75 83 ...

Page 31: ...SPENSION SP L 61 69011614T PICKUP OPT 725 62 64180406T DET SW ESE22 71 303210301T CONN PWB ASS Y 72 30321002T MODE SW 73 30321003T LOAD MOTOR WIRE 74 30321005T MODE SW WIRE 75 30321009T SL WIRE 76 30321011T WIRE HOLDER 77 19501403T WIRE CLUMPER 81 303211301T ROLLER SHAFT AS 82 303211501T L GEAR PLATE RV 83 303211302T LOADING PLATE A 84 303211502T LOCK ARM RV ASS 85 303211303T L F MOTOR ASS Y 86 30...

Page 32: ... CAPACITOR 0 047uF 25V K C35 NDC31HJ 100X C CAPACITOR 10pF 50V J C36 NDC31HJ 7R0X C CAPACITOR 7pF 50V J C37 NDC31HJ 100X C CAPACITOR 10pF 50V J C38 NCB31HK 102X C CAPACITOR 1000pF 50V K C39 NCB31HK 102X C CAPACITOR 1000pF 50V K C40 QEKJ1CM 106Z E CAPACITOR 10uF 16V M C41 NCB31EK 473X C CAPACITOR 0 047uF 25V K C42 NCB31HK 103X C CAPACITOR 0 01uF 50V K C43 QFV61HJ 473Z MF CAPACITOR 0 047uF 50V J C44...

Page 33: ...OR 0 1uF 25V K C532 NDC31HJ 680X C CAPACITOR 68pF 50V J Symbol No Part No Part Name Description Local C533 NCB31HK 103X C CAPACITOR 0 01uF 50V K C534 NDC31HJ 5R0X C CAPACITOR 5pF 50V J C541 QEKJ0JM 107Z E CAPACITOR 100uF 6 3V M C542 NCB31HK 103X C CAPACITOR 0 01uF 50V K C543 QEKJ1HM 105Z E CAPACITOR 1uF 50V M C544 QEKJ0JM 107Z E CAPACITOR 100uF 6 3V M C545 NCB31HK 103X C CAPACITOR 0 01uF 50V K C54...

Page 34: ... Symbol No Part No Part Name Description Local R198 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J R201 NCB31CK 105X C CAPACITOR 1uF 16V K R202 NCB31CK 105X C CAPACITOR 1uF 16V K R205 NRSA02J 0R0X MG RESISTOR 0Ω 1 10W J R247 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R248 NRSA63J 221X MG RESISTOR 220Ω 1 16W J R301 NRSA63J 273X MG RESISTOR 27kΩ 1 16W J R302 NRSA63J 273X MG RESISTOR 27kΩ 1 16W J R311 NRSA63J 273X...

Page 35: ...SISTOR 4 7kΩ 1 16W J R748 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R749 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R751 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J R752 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R753 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R754 NRSA63J 821X MG RESISTOR 820Ω 1 16W J R755 NRSA63J 106X MG RESISTOR 10MΩ 1 16W J R756 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R757 NRSA63J 222X MG RESISTOR 2 2...

Page 36: ...R634 NRSA63J 821X MG RESISTOR 820Ω 1 16W J R636 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R638 NRSA63J 681X MG RESISTOR 680Ω 1 16W J R640 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R642 NRSA63J 132X MG RESISTOR 1 3kΩ 1 16W J R643 NRSA63J 132X MG RESISTOR 1 3kΩ 1 16W J R644 NRSA63J 331X MG RESISTOR 330Ω 1 16W J R651 NRSA63J 222X MG RESISTOR 2 2kΩ 1 16W J R652 NRSA63J 222X MG RESISTOR 2 2kΩ 1 16W J R653 NRSA...

Page 37: ...3 12 Packing materials and accessories parts list Block No M M M 3 A13 A12 KIT A7 A8 A9 A10 A11 A6 P1 A5 No additional supplemental order of WARRANTY CARDs are available P2 P5 P6 P7 P5 P4 A1 A2 A3 A4 P3 ...

Page 38: ...A TRIM PLATE A 7 VKZ4027 202 PLUG NUT A 8 VKH4871 003 MOUNT BOLT A 9 VKZ4328 003 LOCK NUT A 10 QYWWS53A008ZA WASHER 0mm 5 3mm x A 11 GE40130 002A HOOK x2 A 12 QAM0175 002 POWER CORD A 13 FSJB3002 00C HARD CASE KIT SRW 385U SCREW PARTS KIT A7 A8 A9 A10 A11 P 1 GE31750 001A CARTON P 2 QPC03004315P POLY BAG 30cm x 43cm P 3 FSPG4002 001 POLY BAG P 4 QPA00801205 POLY BAG 8cm x 12cm P 5 GE10070 003A EPS...

Page 39: ...HT 2005 Victor Company of Japan Limited Lead free solder used in the board material Sn Ag Cu melting point 219 Centigrade Area suffix EE Russian Federation Contents Block diagram Standard schematic diagrams Printed circuit boards 2 1 2 2 2 5 to 7 CD ROM No SML200507 ...

Page 40: ... RIGHT FRONT RIGHT REAR LEFT REAR LEFT REAR RIGHT REAR RIGHT VOLDA VOLCL MUTE J1 ANT SW1 SW2 PSW LM0 LM1 RST FEED FEED SPINDLE SPINDLE VF1 VF2 VT1 VT2 LD MD SPINDLE SPINDLE FEED FEED TRACKING TRACKING FOCUS FOCUS SPEAKER BATTERY CN901 SD ST MONO SM IFC CONT SEEK STOP MUTE PLLCE PLLDA PLLCL PLLDI FM VT AM VT FM ANT AM ANT FM AM BCK LRCK AOUT BCK LRCK AOUT BCK LRCK SDTI AOUTL AOUTL AOUTR AOUTR DAC C...

Page 41: ...p 82p 0 2 7K 1 2k 0 47k 10 16 47 6 3 47P MA111 X 0 001 0 047 10k 180k 22k 0 047 3300 16 12k 0 47 1 50 RB160M 30 X 2 2 50 47k QAX0617 001Z QAX0401 001 4 7 25 RB160M 30 X RB160M 30 X UN2111 X 0 1 RB160M 30 X 47k 0 0015 100P 2 2 50 10k 2SD601A QR X 0 1 1k 47k 0 1 100P 100P 100P 100P 100P 2SB624 4 X 12k 27k 100P 100P 100P LA47516 10k 10k 15k 470 47k MA111 X 47k 10 47 6 3 UN2211 X 1 50 0 047 47k HA1316...

Page 42: ... 0 1 10k 2K 0 1 100 6 3 100 6 3 0 1 2 2K 2 2K 2 2K 22k 47k 2 2k 4 7k 2 2k 4 7K 47 0 1 0 1 4 7 25 4 7k 2 2k 4 7k 0 01 4 7 25 4 7 25 4 7 25 TC94A14FA 22 22 2SB1241 QR T 5p 82k 0 01 0 01 100 6 3 0 1 0 1 2k 10k 1k 15k 68p 0 01 10K 470k 5 6k 10k 0 015 47P 0 01 0 0027 0 01 0 033 0 470P 470P 8 2k 0 033 0 0 0 047 0 047 100 6 3 0 01 10k 0 01 0 01 47 10 820 0 01 100 100 6 3 100 6 3 0 0068 0 330k 82k 330k 82...

Page 43: ...4 X UN2211 X 1 2K 820 1 8K 2 7K 820 820 3 9K 2 7K 1 8K 1 2K 820 820 1 2K 1 8K QLD0351 001 820 MA8062 M X 3 47k SEL DISP 1k 390 390 CD POWER 330 820 FM AM VOL EJECT TP MODE VOL 6 5 4 1 3K 1 3K 2 DOWN UP 1 1 3K 1 3K 2 2k 0 022 2 2k 330 820 MA8051 M X NSPW310BS BRS NSPW310BS BRS S32 ACC5V LCDCE COM3 S17 S31 REMOCON S30 ILL_10V S29 S28 GND S27 S26 S25 S24 S23 S22 S21 S20 S19 S18 LCDCL LCDDA LCDCE KEY0...

Page 44: ... IC461 IC481 IC521 IC541 IC581 IC701 IC771 IC801 IC901 J1 J321 J801 L1 L401 L402 L404 CN901 C425 L701 L702 L901 Q7 Q9 Q10 Q31 Q51 Q52 Q81 Q91 Q321 Q331 Q341 Q351 Q501 Q502 Q521 Q541 Q542 Q781 Q782 Q891 Q976 Q977 R2 R4 R7 R10 R32 R43 R44 R51 R52 R53 R54 R55 R56 R57 R58 R83 R84 R93 R162 R163 R164 R165 R172 R173 R174 R175 R181 R182 R242 R243 R244 R301 R302 R311 R312 R321 R331 R341 R351 R404 R406 R407...

Page 45: ...D240 D241 D242 D243 D244 D481 D701 D702 D703 D704 D705 D706 D707 D708 D709 D710 D712 C409 D784 D901 D902 D971 D972 IC301 C526 IC901 J1 J321 J801 L1 CN901 C407 L901 Q1 Q2 Q3 Q5 Q6 Q53 Q84 Q241 Q440 Q501 Q521 Q784 R1 R3 R5 R6 R9 R11 R31 R33 R38 R39 R40 R41 R42 R59 R71 R72 R73 R74 R81 R82 R91 R92 R161 R171 R241 R245 R246 R247 R248 R322 R323 R332 R333 R342 R343 R352 R353 R401 R402 R405 R440 R481 R506 ...

Page 46: ...4 S605 S606 S607 S608 S609 S610 S611 S612 S613 S614 S615 S616 S617 S618 D601 D602 D603 D604 D605 D606 D607 D608 D609 D612 D611 D610 D617 D614 D615 D613 D616 C601 C602 C603 C611 C612 CJ601 D631 D632 D641 D643 D644 IC601 IC602 Q671 Q672 R627 R628 R629 R631 R630 R633 R632 R635 R634 R636 R637 R639 R638 R640 R641 R643 R642 R645 R644 R671 R672 R673 R651 R652 R653 R658 R654 R655 R656 R657 R661 R662 Forwa...

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