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JVC KD-G569 Service Manual

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3 7 63 1515 0
SERVICE MANUAL
7
2005
MA190
TE
L 13942296513
1
PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27
.
CD RECEIVER
KD-G569
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)

TABLE OF CONTENTS

x
y
i
8
Q Q
3
6 7
1 3
KD-G569UR
.
2 9
9 4
2 8
Area suffix
UR -------------------------- Brazil
1 5
0 5
8
2 9
9 4
9 9
2 8
9 9
No.MA190
2005/7

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  • Page 1: Table Of Contents

    3 7 63 1515 0 SERVICE MANUAL CD RECEIVER MA190 2005 KD-G569 Area suffix UR -------------------------- Brazil L 13942296513 KD-G569UR 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 -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: 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 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 http://www.xiaoyu163.com Important for laser products 3 7 63 1515 0 5.CAUTION : If safety switches malfunction, the laser is able 1.CLASS 1 LASER PRODUCT to function. 2.DANGER : Invisible laser radiation when open and inter 6.CAUTION : Use of controls, adjustments or performance of lock failed or defeated.

  • Page 6: Specific Service Instructions

    http://www.xiaoyu163.com SECTION 2 3 7 63 1515 0 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. L 13942296513 u163 1-6 (No.MA190) http://www.xiaoyu163.com...

  • Page 7: Disassembly

    http://www.xiaoyu163.com SECTION 3 3 7 63 1515 0 DISASSEMBLY Main body 3.1.1 Removing the front panel assembly (See Fig.1) Push the detach button in the lower right part of the front panel assembly and remove the front panel assembly. Front panel assembly Detach button Fig.1 3.1.2 Removing the bottom cover...
  • Page 8 http://www.xiaoyu163.com 3.1.3 Removing the front chassis assembly 3 7 63 1515 0 (See Figs.3 and 4) • Remove the front panel assembly and bottom cover. (1) From the front side of the main body, remove the two Front chassis assembly screws A.

  • Page 9: No.ma190)1

    http://www.xiaoyu163.com 3.1.6 Removing the main board 3 7 63 1515 0 (See Fig.7) • Remove the front panel assembly, bottom cover, front chassis assembly, heat sink and rear bracket. Main board CN101 (1) Remove the two screws H attaching the main board. (2) Disconnect the connector CN101 and remove the main...
  • Page 10 http://www.xiaoyu163.com 3.1.8 Removing the CD mechanism assembly 3 7 63 1515 0 (See Fig.9) • Remove the front panel assembly, bottom cover, front chassis assembly, heat sink, rear bracket, main board and CD mecha- nism control board. (1) Remove the three screws K attaching the top chassis. (2) Take out the CD mechanism assembly.
  • Page 11 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 12: Pickup Fig

    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 13 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 14: Http://Www.xiaoyu163.Com

    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 15 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 16 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 17: No.ma190)1

    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 18 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 19: No.ma190)1

    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 20 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 21 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 22 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 23 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 24 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 25 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 26: Adjustment

    (3) Digital tester Output Level Line out 4.0V (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 27: Troubleshooting

    http://www.xiaoyu163.com SECTION 5 3 7 63 1515 0 TROUBLESHOOTING Feed section Is the voltage output at Is the wiring for IC621 Is 5V present at IC681 Check CD 8V. IC621 pin 40? pin 40 correct? pin 6? Check the vicinity of IC621.

  • Page 28: Www Ao

    http://www.xiaoyu163.com Signal processing section 3 7 63 1515 0 Compare the L-ch and Is the sound output from No sound from either R-ch to locate the both channels (L, R)? channel. defective point. Normal Is 9V present at IC161 Is 9V present at IC901 Check IC901 and its pin 26? pin 10?
  • Page 29 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 30 http://www.xiaoyu163.com 16 PIN CORD DIAGRAM 3 7 63 1515 0 Green Black OR/WH Violet Blue Gray BL/WH Yellow White 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 5 BL/WH REMOTE 3 GN L 13942296513...
  • Page 31 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 (No.MA190)1-31 http://www.xiaoyu163.com...
  • Page 32 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.MA190) Printed in Japan http://www.xiaoyu163.com...

  • Page 33: U163 Co M

    3 7 63 1515 0 SCHEMATIC DIAGRAMS CD RECEIVER KD-G569 CD-ROM No.SML200507 Area suffix UR -------------------------- Brazil L 13942296513 KD-G569UR Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) Contents Block diagram Standard schematic diagrams...

  • Page 34: 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 35: Block Diagram

    LCDDA S616, S617 BUSINT CD CHANGER REMOCON LCDCE BUSCLK KEY MATRIX LOAD/FEED+ IC801 CONTROL ENC1 LOAD&FEED LOAD/FEED- ENC2 JVC BUS MOTOR KEY0, KEY1 DIMOUT AUX.L REMOCON KEY2 REMOCON AUX.R LCDCL, LCDDA ACC5V LCDCE, DIMMER DIMOUT D601 to D619 CN001 IC601...
  • Page 36 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Standard schematic diagrams Main amp section IC271 CD4066BPW-X R372 IC301 TB2906HQ R373 QAU0312-002 C276 IC361 0.033 C311 R311 R317 R279 NJM2160BV-X 0.47 1.2K Q274 C274 0.027 R362 R361 C277 0.0056 0.47 R312 R318...
  • Page 37 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 CD servo control section R585 C585 C587 C589 R613 R581 R583 C611 CD.L 8.2K 150P 4.7/35 R589 4.7/35 R614 R612 R611 R610 C577 C610 R572 C586 C588 C590 R582 R584 2.2M Q573 2SB624/4/-X...
  • Page 38 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 LCD & Key control section IC602 RPM7338-V4 R670 DIMOUT DIM_CON REMOCON ACC5V LCD1 ENC1 QLD0349-001 ENC2 LCDCE LCDDA LCDCL KEY2 KEY1 KEY0 AUX.R AUX.GND AUX.L R606 R605 R604 R603 R602 1 3 9 4 2 2 9 6 5 1 3 R601 KEY2...
  • Page 39 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Printed circuit boards Main board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) (Forward side) (Reverse side) C901 D325 D972 C901 C341 C910 R971 C271 R972...
  • Page 40 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 CD board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) (Forward side) (Reverse side) C587 C588 R583 R584 R585 R586 Q502 C596 C595 C539 R593 R587...
  • Page 41 http://www.xiaoyu163.com 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 42 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.MA190SCH) http://www.xiaoyu163.com...

  • Page 43: Parts List

    3 7 63 1515 0 PARTS LIST [ KD-G569 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix UR -------------------------- Brazil 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 44 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 45 http://www.xiaoyu163.com 3 7 63 1515 0 Main board L 13942296513 14 20 Switch board u163 http://www.xiaoyu163.com...
  • Page 46 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-NK TOP CHASSIS GE40135-001A-NK EARTH PLATE GE30938-003A-NK HEAT SINK QYSDST2604ZA TAP SCREW M2.6 x 4mm(x3) GE40235-001A SCREW (x2) GE40235-004A SCREW (x2) QYSDST2604ZA TAP SCREW...
  • Page 47 http://www.xiaoyu163.com 3 7 63 1515 0 <MEMO> L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 48 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 49 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 50: 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 51 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 52 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 53 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 54 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 55 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 56 http://www.xiaoyu163.com 3 7 63 1515 0 Packing materials and accessories parts list Block No. A3 A4 A5 A6 A7 A8 L 13942296513 KIT: A9 A10 A11 A12 A13 u163 3-14 http://www.xiaoyu163.com...
  • Page 57 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-NK MOUNTING SLEEVE GE20149-010A-NK TRIM PLATE ------------ INST BOOK ------------ INSTALL MANUAL ------------ TROUBLE SHEET(C ------------ WARRANTY CARD BT-52006-2 ------------ WARRANTY CARD BT-51018-4...

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