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JVC KD-S52 Service Manual

Cd receiver
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3 7 63 1515 0
SERVICE MANUAL
9
2005
MA218
TE
L 13942296513
1
PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
www
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25
.
http://www.xiaoyu163.com
CD RECEIVER
KD-S52
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)

TABLE OF CONTENTS

x
8
Q Q
3
6 7
1 3
.
2 9
9 4
2 8
Area suffix
J ------------- Northern America
1 5
0 5
8
2 9
9 4
9 9
2 8
9 9
No.MA218
2005/9

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  • Page 1: Table Of Contents

    3 7 63 1515 0 SERVICE MANUAL CD RECEIVER MA218 2005 KD-S52 Area suffix J ------------- Northern America L 13942296513 Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) TABLE OF CONTENTS PRECAUTIONS ............... 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 http://www.xiaoyu163.com 3 7 63 1515 0 SPECIFICATION AUDIO AMPLIFIER SECTION 20 W RMS × 4 Channels at 4 Ω and [< or =] 1% THD+N Power Output Signal to Noise Ratio 80 dBA (reference: 1 W into 4 $) 4 Ω (4 Ω to 8 Ω allowance) Load Impedance Tone Control Range Bass...

  • Page 3: Precautions

    http://www.xiaoyu163.com SECTION 1 3 7 63 1515 0 PRECAUTIONS 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 4: Specific Service Instructions

    http://www.xiaoyu163.com Preventing static electricity 3 7 63 1515 0 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 CD players.

  • Page 5: Disassembly

    http://www.xiaoyu163.com SECTION 3 3 7 63 1515 0 DISASSEMBLY Main body section 3.1.1 Removing the front panel assembly (See Fig.1) Front panel assembly (1) Push the detach button in the lower left part of the front panel assembly and take out the front panel assembly. Detach button Fig.1 3.1.2 Removing the bottom cover (See Fig.2)
  • Page 6 http://www.xiaoyu163.com 3.1.4 Removing the side panel (See Fig.5) 3 7 63 1515 0 • Remove the front panel assembly as required. (1) From the left side of the main body, remove the two screws C and screw D attaching the side panel to the main body. (2) Take out the side panel from the main body.
  • Page 7 http://www.xiaoyu163.com 3.1.7 Removing the CD mechanism control board (See Fig.8) 3 7 63 1515 0 • Remove the front panel assembly, side panel and main board. Reference: Craw f Remove the front chassis assembly as required. (Refer to Slot g “3.1.3 Removing the front chassis assembly”) (1) From the bottom side of the main body, disconnect the card wire from the connector CN601 on the CD mechanism con-...
  • Page 8 http://www.xiaoyu163.com 3.1.9 Removing the switch board (See Figs.10 to 12) 3 7 63 1515 0 • Remove the front panel assembly. (1) From the bottom side of the front panel assembly, remove the five screws M attaching the rear cover on the back side of the front panel assembly.
  • Page 9 http://www.xiaoyu163.com CD Mechanism section 3 7 63 1515 0 3.2.1 Removing the top cover (See Figs.1 and 2) (1) Remove the four 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.
  • Page 10 http://www.xiaoyu163.com 3.2.2 Removing the connector board 3 7 63 1515 0 Wires (See Figs.3 to 5) CAUTION: Before disconnecting the flexible wire from the pickup, solder the short-circuit point on the pickup. No observance of this in- struction may cause damage of the pickup. (1) Remove the screw B fixing the connector board.
  • Page 11 http://www.xiaoyu163.com 3.2.3 Removing the DET switch 3 7 63 1515 0 (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. switch Connector board Pickup...
  • Page 12 http://www.xiaoyu163.com 3.2.4 Removing the chassis unit 3 7 63 1515 0 (See Figs.8 and 9) • Prior to performing the following procedure, remove the top Chassis unit cover and connector board. Suspension spring (L) (1) Remove the two suspension springs (L) and (R) attaching Suspension spring (R) the chassis unit to the frame.
  • Page 13 http://www.xiaoyu163.com 3.2.5 Removing the clamper assembly 3 7 63 1515 0 (See Figs.10 and 11) • Prior to performing the following procedure, remove the top cover. (1) Remove the clamper arm spring. Clamper arm (2) Move the clamper assembly in the direction of the arrow to spring release the two joints d.
  • Page 14 http://www.xiaoyu163.com 3.2.6 Removing the loading / feed motor assembly 3 7 63 1515 0 (See Figs.12 and 13) • Prior to performing the following procedure, remove the top cover, connector board and chassis unit. (1) Remove the screw C and move the loading / feed motor as- sembly in the direction of the arrow to remove it from the chassis rivet assembly.
  • Page 15 http://www.xiaoyu163.com 3.2.7 Removing the pickup unit 3 7 63 1515 0 Pickup unit (See Figs.14 to 18) • Prior to performing the following procedure, remove the top cover, connector board and chassis unit. (1) Remove the screw D and pull out the pu. shaft holder from the pu.
  • Page 16 http://www.xiaoyu163.com 3.2.9 Removing the trigger arm 3 7 63 1515 0 Joint k (See Figs.19 and 20) • Prior to performing the following procedure, remove the top cover, connector board and clamper unit. (1) Turn the trigger arm in the direction of the arrow to release Trigger arm the joint k and pull out upward.
  • Page 17 http://www.xiaoyu163.com 3.2.11 Removing the mode sw. / select lock arm 3 7 63 1515 0 Link plate Joint t (See Figs.22 and 23) Mode sw. • Prior to performing the following procedure, remove the top plate assembly. Select lock arm (1) Bring up the mode sw.
  • Page 18 http://www.xiaoyu163.com 3.2.12 Reassembling the mode sw. / select lock arm 3 7 63 1515 0 Select lock arm spring (See Figs.24 to 26) REFERENCE: Hook w Reverse the above removing procedure. (1) Reattach the select lock arm spring to the top plate and set Joint v Joint v the shorter end of the select lock arm spring to the hook w...
  • Page 19 http://www.xiaoyu163.com 3.2.13 Removing the select arm R / link plate 3 7 63 1515 0 Link plate Joint c' Joint r (See Figs.27 and 28) Select arm R Joint b' • Prior to performing the following procedure, remove the top plate assembly.
  • Page 20 http://www.xiaoyu163.com 3.2.15 Removing the loading roller assembly 3 7 63 1515 0 (See Figs.31 to 33) Loading roller assembly • Prior to performing the following procedure, remove the Roller guide clamper assembly and top plate assembly. spring (1) Push inward the loading roller assembly on the gear side and detach it upward from the slot of the joint g' of the lock arm rivet assembly.
  • Page 21 http://www.xiaoyu163.com 3.2.16 Removing the loading gear 5, 6 and 7 3 7 63 1515 0 (See Figs.35 and 36) Loading gear bracket • Prior to performing the following procedure, remove the top cover, chassis unit, pickup unit and top plate assembly. Loading gear 6 (1) Remove the screw K attaching the loading gear bracket.
  • Page 22 http://www.xiaoyu163.com 3.2.17 Removing the gears 3 7 63 1515 0 Joint p' (See Figs.37 to 40) • Prior to performing the following procedure, remove the top Change plate cover, chassis unit, top plate assembly and pickup unit. rivet assembly • Pull out the loading gear 3. (See Fig.35.) (1) Pull out the feed gear.
  • Page 23 http://www.xiaoyu163.com 3.2.18 Removing the turn table / spindle motor 3 7 63 1515 0 Turn table (See Figs.41 and 42) • Prior to performing the following 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.

  • Page 24: Adjustment

    (3) Digital tester Output Level Line out 2.5V (Vol. MAX) (4) Tracking offset meter (5) Test Disc JVC :CTS-1000 Dummy load (6) Extension cable for check Exclusive dummy load should be used for AM,and FM. For FM EXTSH002-22P × 1 dummy load,there is a loss of 6dB between SSG output and antenna input.The loss of 6dB need not be considered since...

  • Page 25: Troubleshooting

    http://www.xiaoyu163.com SECTION 5 3 7 63 1515 0 TROUBLESHOOTING Feed section Is 4V present at both Check the feed motor. sides of the feed motor? Check the connections Is the voltage output at pin between the feed motor 17 and pin 18 of IC681? and IC681.
  • Page 26 http://www.xiaoyu163.com Spindle section 3 7 63 1515 0 Does the RF signal Is the RF waveform at Is the disk rotated? appear at IC601 pin 19? IC601 pin 19 distorted? Is 4V present between Check the spindle motor Check the circuits in and its wiring.
  • Page 27 http://www.xiaoyu163.com Signal processing section 3 7 63 1515 0 Is the sound output from Normal both channels (L, R)? Is the audio signal (including sampling Is the audio signal output No sound from either Is 9V present at pin 26 output components) at pin 1 and pin 2 of channel.

  • Page 28: Ao Y

    http://www.xiaoyu163.com Maintenance of laser pickup 3 7 63 1515 0 Replacement of laser pickup (1) Cleaning the pick up lens Before you replace the pick up, please try to clean the lens Turn of the power switch and, disconnect the with a alcohol soaked cotton swab.
  • Page 29 http://www.xiaoyu163.com 16 PIN CORD DIAGRAM 3 7 63 1515 0 OR/WH Black Green BL/WH Violet Blue Gray WH/BK White Yellow GN/BK Orange VI/BK GY/BK MEMORY 16 YL 8 BK 7 RD 15 OR/WH REMOTE 5 BL/WH 3 GN L 13942296513 11 GN/BK 2 VI 10 VI/BK...
  • Page 30 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MA218) Printed in Japan http://www.xiaoyu163.com...

  • Page 31: U163 Co M

    3 7 63 1515 0 SCHEMATIC DIAGRAMS CD RECEIVER KD-S52 CD-ROM No.SML200509 Area suffix J ------------- Northern America L 13942296513 Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Contents Block diagram Standard schematic diagrams...

  • Page 32: Safety Precaution

    http://www.xiaoyu163.com 3 7 63 1515 0 Safety precaution 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 33 http://www.xiaoyu163.com 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 34: Block Diagram

    http://www.xiaoyu163.com 3 7 63 1515 0 Block diagram CD servo control section MP3REQ, MP3CK, MP3DA, MP3STB, MP3RST IC572 VOUTL, VOUTR IC652 IC571 CD LPF DACML, DACMC, DACMD MP3 DEC 24Bit DAC LRCK LRCK LOAD/FEED+, LOAD/FEED- DATA SPINDLE+, SPINDLE- TRACKING+, TRACKING- FMO, DMO FOCUS+, FOCUS- IC681...
  • Page 35 NOT USED SWOUT IC271 IC251 SUB WOOFER LPF1, LPF2 SUBWOOFER SUBWOOFER SI/SO SELECTOR AMP. KEY0 KEY1 SI/SO KEY2 BUSSO CH.L LCDCL CH.R LCDDA BUSINT CD CHANGER LCDCE REMOCON CONTROL IC801 BUSCLK ENC1 JVC BUS ENC2 AUX.L DIMOUT AUX.R INPUT u163 http://www.xiaoyu163.com...
  • Page 36 http://www.xiaoyu163.com 3 7 63 1515 0 Standard schematic diagrams Main amplifier section QAU0312-002 KTD1304-X 4.7u QNB0100-002 1/50 R787 R370 IC161 QTE1H55-225Z TDA7404D-E-X QTE1H55-225Z C147 0.01 C173 1/50 C182 C163 R371 C172 1/50 C181 100/16 C162 1/50 VOLDA C171 1/50 VOLCL 120P 0.001 C161...
  • Page 37 http://www.xiaoyu163.com 3 7 63 1515 0 IC271 CD4066BPW-X R372 IC301 TB2906HQ R373 C276 IC361 0.022 C311 R311 R317 NJM2160BV-X R279 0.47 1.2K Q274 C274 0.022 R362 R361 C277 0.0056 0.47 R312 R318 LPF2 C275 C312 1.2K 0.022 C391 C362 0.0015 R313 R314 Q273...
  • Page 38 http://www.xiaoyu163.com 3 7 63 1515 0 CD servo control section R613 C611 R614 R612 R611 R610 C577 C610 R572 2.2M Q573 2SA1365/F/-X R601 R602 R603 330k R604 330k C605 R608 Q574 RT1N141C-X C603 100/6.3 C612 0.01 0.0068 2SB1132/QR/-W C613 0.01 Q601 C604 R616...
  • Page 39 http://www.xiaoyu163.com 3 7 63 1515 0 R585 C585 C587 C589 R581 R583 CD.L 8.2K 150P 4.7/35 R589 4.7/35 R572 C586 C588 C590 R582 R584 2.2M CD.R 8.2K 150P 4.7/35 4.7/35 Q571 R586 RT1P141C-X Q572 CDON RT1N141C-X IC652 TC94A34FG-002 C667 0.01 C666 100p R678...
  • Page 40 http://www.xiaoyu163.com 3 7 63 1515 0 LCD & Key control section LCD1 L 13942296513 R606 R605 R604 R603 R602 R601 KEY2 3.9K 2.7K 1.8K 1.2K R612 R611 R610 R609 R608 R607 KEY1 3.9K 2.7K 1.8K 1.2K D604 D606 D610 D612 D618 D619 D601...
  • Page 41 http://www.xiaoyu163.com 3 7 63 1515 0 IC602 RPM7338-V4 R670 DIMOUT DIM_CON REMOCON ACC5V ENC1 ENC2 LCDCE LCDDA LCDCL KEY2 KEY1 KEY0 AUX.R IC601 AUX.GND L 13942296513 PT6523LQ-L AUX.L R672 COM1 R671 COM2 R622 R623 COM3 R653 J601 QNS0245-001 R654 R658 LCDCE R655 180k...
  • Page 42 http://www.xiaoyu163.com 3 7 63 1515 0 Printed circuit boards Main board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Forward side C901 C910 IC901 J321 Q341 Q321 Q903 R341 C907 L901 D331 CN901 J801 C851 D901...
  • Page 43 http://www.xiaoyu163.com 3 7 63 1515 0 Reverse side D325 D972 C901 C341 R971 C271 R972 C910 CN901 J321 IC901 J801 D971 D901 C325 C912 C851 R353 C324 R352 C323 Q351 B302 C322 C903 C319 C907 R902 C171 B303 R343 D902 C911 R342 R901...
  • Page 44 http://www.xiaoyu163.com 3 7 63 1515 0 Mechanism control board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Forward side TH501 R615 R605 L 13942296513 R606 R616 R608 R614 R607 R609 C576 R564 C608 R566 R565 R579...
  • Page 45 http://www.xiaoyu163.com 3 7 63 1515 0 Reverse side C587 C588 R583 R584 R585 R586 Q502 C596 C595 C539 R593 R587 R589 R588 BUSCK C694 C536 PDET C535 C598 R572 C597 R592 Q571 L 13942296513 CN601 R502 C513 R559 R503 C573 R540 R560 IC573...
  • Page 46 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 Victor Company of Japan, Limited AV & MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MA218SCH) http://www.xiaoyu163.com...

  • Page 47: Parts List

    3 7 63 1515 0 PARTS LIST [ KD-S52 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix J ------------- Northern America L 13942296513 - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1) 3- 6 CD mechanism assembly and parts list (Block No.MB)
  • Page 48 http://www.xiaoyu163.com 3 7 63 1515 0 Exploded view of general assembly and parts list Block No. L 13942296513 CD mechanism control board Switch board u163 http://www.xiaoyu163.com...
  • Page 49 http://www.xiaoyu163.com 3 7 63 1515 0 Main board L 13942296513 14 20 u163 http://www.xiaoyu163.com...
  • Page 50 http://www.xiaoyu163.com 3 7 63 1515 0 General Assembly Block No. [M][1][M][M] Symbol No. Part No. Part Name Description Local  GE10043-210A TOP CHASSIS GE40135-001A EARTH PLATE GE30938-003A SIDE PANEL QYSDST2604ZA TAP SCREW M2.6 x 4mm(x3) GE40235-001A SCREW (x2) GE40235-004A SCREW (x2) QYSDST2604ZA TAP SCREW...
  • Page 51 http://www.xiaoyu163.com 3 7 63 1515 0 <MEMO> L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 52 http://www.xiaoyu163.com 3 7 63 1515 0 CD mechanism assembly and parts list Block No. Grease TN-2001-1013 TNG-87 GP-501MK CFD-005Z GP-305T L 13942296513 u163 The parts without symbol number are not service. http://www.xiaoyu163.com...
  • Page 53 http://www.xiaoyu163.com 3 7 63 1515 0 CD mechanism Block No. [M][B][M][M] Symbol No. Part No. Part Name Description Local  30320101T FRAME 30320102T TOP COVER 30320115T DANPER F (x2) 30320116T DANPER R 303205505T CHASSIS RIVET 303205503T CHANGE P. RVT A 303205301T CLAMPER ASSY 303205302T...

  • Page 54: Electrical Parts List

    http://www.xiaoyu163.com 3 7 63 1515 0 Electrical parts list Main board  Symbol No. Part No. Part Name Description Local Block No. [0][1] D719 MA8062/M/-X Z DIODE  Symbol No. Part No. Part Name Description Local D720 MA8062/M/-X Z DIODE D781 MA111-X SI DIODE...
  • Page 55 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C255 QERF1CM-476Z E CAPACITOR 47uF 16V M C904 QERF1CM-106Z E CAPACITOR 10uF 16V M C256 NCB31EK-104X C CAPACITOR 0.1uF 25V K C905...
  • Page 56 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R296 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R780 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J R297 NRSA63J-473X MG RESISTOR 47kΩ...
  • Page 57 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local D615 SML-310VT/JK/-X S613 NSW0206-001X TACT SWITCH D616 SML-310VT/JK/-X S614 NSW0206-001X TACT SWITCH D617 SML-310VT/JK/-X S616 NSW0206-001X TACT SWITCH D618 SML-310VT/JK/-X...
  • Page 58 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C594 NCS31HJ-102X C CAPACITOR 1000pF 50V J R509 NRSA63J-473X MG RESISTOR 47kΩ 1/16W J C595 NCB31CK-473X C CAPACITOR 0.047uF 16V K R510...
  • Page 59 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local R602 NRSA63J-823X MG RESISTOR 82kΩ 1/16W J R603 NRSA63J-334X MG RESISTOR 330kΩ 1/16W J R604 NRSA63J-334X MG RESISTOR 330kΩ 1/16W J R605 NRSA63J-220X MG RESISTOR 22Ω...
  • Page 60 http://www.xiaoyu163.com 3 7 63 1515 0 Packing materials and accessories parts list Block No. No additional / supplemental order of WARRANTY CARDs are available. A3 A4 A5 A6 A7 A8 A9 L 13942296513 KIT: A10 A11 A12 A13 A14 u163 3-14 http://www.xiaoyu163.com...
  • Page 61 http://www.xiaoyu163.com 3 7 63 1515 0 Packing and Accessories Block No. [M][3][M][M] Symbol No. Part No. Part Name Description Local  GE20137-003A MOUNTING SLEEVE GE20149-014A TRIM PLATE GET0322-001A INST BOOK ENG SPA GET0322-002A INSTALL MANUAL LVT0717-001B TROUBLE SHEET(C GET0222-001A TAG CAUTION SH ------------ WARRANTY CARD BT-51018-4...

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