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JVC KD-G369 Service Manual

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3 7 63 1515 0
SERVICE MANUAL
7
2005
MA189
TE
L 13942296513
1
PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-26
.
http://www.xiaoyu163.com
CD RECEIVER
KD-G369
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
.
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.MA189
2005/7

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  • Page 1: Table Of Contents

    3 7 63 1515 0 SERVICE MANUAL CD RECEIVER MA189 2005 KD-G369 Area suffix UR -------------------------- Brazil 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 18 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: 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.MA189) 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 3.1.4 Removing the heat sink 3 7 63 1515 0 (See Fig.4) • Remove the front panel assembly as required. From the left side of the main body, remove the screw B and two screws C attaching the heat sink. Heat sink Fig.4 3.1.5 Removing the rear bracket...
  • Page 9 http://www.xiaoyu163.com 3.1.7 Removing the CD mechanism assembly 3 7 63 1515 0 (See Fig. 7) • Remove the front panel assembly, bottom cover, front chassis assembly, heat sink, rear bracket and main board. Remove the three screws H and take out the CD mechanism as- sembly from the top chassis.
  • Page 10 http://www.xiaoyu163.com CD Mechanism Assembly 3 7 63 1515 0 3.2.1 Removing 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.

  • Page 11: No.ma189)1

    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 12 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. DET switch Connector board Pickup...
  • Page 13 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) Suspension spring (R) (1) Remove the two suspension springs (L) and (R) attaching the chassis unit to the frame.
  • Page 14 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 15 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 assembly in the direction of the arrow to remove it from the chassis rivet assembly.
  • Page 16 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 17 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 18 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 19 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. Joint v (1) Reattach the select lock arm spring to the top plate and set Joint v the shorter end of the select lock arm spring to the hook w on the top plate.
  • Page 20 http://www.xiaoyu163.com 3.2.13 Removing the select arm R / link plate 3 7 63 1515 0 Joint c' Link plate Joint r (See Figs.27 and 28) Select arm R Joint b' • Prior to performing the following procedure, remove the top plate assembly.
  • Page 21 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 22 http://www.xiaoyu163.com 3.2.16 Removing the loading gear 5, 6 and 7 3 7 63 1515 0 Loading gear bracket (See Figs.35 and 36) • Prior to performing the following procedure, remove the top Loading gear 6 cover, chassis unit, pickup unit and top plate assembly. (1) Remove the screw K attaching the loading gear bracket.
  • Page 23 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 24 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 25: Adjustment

    (3) Digital tester Output Level Line out 2.0V (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 26: Troubleshooting

    http://www.xiaoyu163.com SECTION 5 3 7 63 1515 0 TROUBLESHOOTING Feed section Is 5V or 0V at IC541 Is the wiring for IC541 Is 5V present at IC501 Check CD8V. pin 40? pin 40 correct? pin 20? Check the vicinity of IC541.

  • Page 27: 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 31? pin 13?
  • Page 28 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 off 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 Black Green Violet Blue Gray BL/WH White Yellow WH/BK GN/BK VI/BK GY/BK BL/WH 7 RD RD 7 16 YL MEMORY YL 4 8 BK REMOTE 5 BL/WH 3 GN 11 GN/BK L 13942296513 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.MA189) Printed in Japan http://www.xiaoyu163.com...

  • Page 31: U163 Co M

    3 7 63 1515 0 SCHEMATIC DIAGRAMS CD RECEIVER KD-G369 CD-ROM No.SML200507 Area suffix UR -------------------------- Brazil L 13942296513 KD-G369UR 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: Block Diagram

    KEY1 MP3/WMA LSI CH.R LCDCE REMOCON KEY2 CD CHANGER REMOCON & INT.SRAM SI,SO,I/O ENC1 CONTROL IC801 INT,SCK CH.SCK ENC2 JVC BUS LCD1 ENC1 ENC2 IC661 JS686 COM1 ENCODER COM2 LCDCL DRIVER COM3 LCDDA S1 to S52 LCDCE w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 34 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Standard schematic diagrams D243 RB160M-30-X R248 Main amp section R244 C243 R243 0.047 180k R245 C241 1/50 R242 R241 IC301 C242 22/16 LA47515 Q241 QAU0312-002 2SD601A/QR/-X LEVEL QNB0100-002 R161 D240 R312 C312 0.47...
  • Page 35 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 CD servo control section C513 0.01 R518 FEED- 8.2k R586 6.8k FEED- R506 R581 8.2k R585 CD.R 8.2K C582 R584 270P FEED+ FEED+ C581 3300P C580 4.7/25 AOUTR- R582 8.2k C589 4.7/25 AOUTR+...
  • Page 36 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 LCD & Key control section JS686 QSW0793-001 IC681 RPM7338-V4 C682 0.012 R687 C681 4.7/6.3 R688 C687 0.022 CJ601 QGZ1601K1-15S LCD1 QLD0299-001 ACC5V REMOCON ENC1 ENC2 DIMOUT LCDCL LCDDA LCDCE KEY0 KEY1 KEY2 R605...
  • Page 37 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) IC901 J321 C901 L901 Q902 CN901 D971 R971 C919 D901 R911 R910 D972 R972 C905...
  • Page 38 http://www.xiaoyu163.com 3 7 63 1515 0 Main board Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) (Reverse side) J321 J801 IC901 C906 C341 C915 L901 C321 C163 C173 C911 CN901 C912 D901 C891 B352 B360 C903...
  • Page 39 http://www.xiaoyu163.com 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 40 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.MA189SCH) http://www.xiaoyu163.com...

  • Page 41: Parts List

    3 7 63 1515 0 PARTS LIST [ KD-G369 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix UR -------------------------- Brazil L 13942296513 - Contents - Exploded view of general assembly and parts list (Block No.M1)
  • Page 42 http://www.xiaoyu163.com 3 7 63 1515 0 Exploded view of general assembly and parts list Block No. L 13942296513 Switch board 22 25 u163 http://www.xiaoyu163.com...
  • Page 43 http://www.xiaoyu163.com 3 7 63 1515 0 Main board L 13942296513 u163 The parts without symbol number are not service. http://www.xiaoyu163.com...
  • Page 44 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) QYSDST2604ZA TAP SCREW M2.6 x 4mm(x3) GE40235-004A SCREW...
  • Page 45 http://www.xiaoyu163.com 3 7 63 1515 0 CD mechanism assembly and parts list Grease Block No. TN-2001-1011 TNG-87 GP-501MK CFD-005Z GP-305T L 13942296513 u163 The parts without symbol number are not service. http://www.xiaoyu163.com...
  • Page 46 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 30320116T DANPER R 303205505T CHASSIS RIVET 303205503T CHANGE P. RVT A 303205301T CLAMPER ASS'Y 303205302T SPINDLE MOTOR A...
  • Page 47 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] QEKJ1CM-226Z E CAPACITOR 22uF 16V M  Symbol No. Part No. Part Name Description Local QEKJ1AM-107Z E CAPACITOR 100uF 10V M NDC31HJ-470X C CAPACITOR...
  • Page 48 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 C357 NCB31EK-473X C CAPACITOR 0.047uF 25V K C571 NCB31HK-103X C CAPACITOR 0.01uF 50V K C403 NCB31HK-103X C CAPACITOR 0.01uF 50V K C572...
  • Page 49 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 NRSA63J-622X MG RESISTOR 6.2kΩ 1/16W J R512 NRSA63J-152X MG RESISTOR 1.5kΩ 1/16W J NRSA63J-103X MG RESISTOR 10kΩ...
  • Page 50 http://www.xiaoyu163.com 3 7 63 1515 0 Switch board  Symbol No. Part No. Part Name Description Local Block No. [0][2] R725 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R726 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J  Symbol No. Part No. Part Name Description Local R728...
  • Page 51 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local R667 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R668 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R670 NRS181J-471X MG RESISTOR 470Ω 1/8W J R671 NRSA63J-473X MG RESISTOR 47kΩ...
  • Page 52 http://www.xiaoyu163.com 3 7 63 1515 0 Packing materials and accessories parts list Block No. A10 A11 A12 A13 A14 A15 A16 A17 L 13942296513 KIT: A3 A4 A5 A6 A7 u163 3-12 http://www.xiaoyu163.com...
  • Page 53 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 GE20135-009A-NK TRIM PLATE VKZ4027-202 PLUG NUT VKH4871-003 MOUNT BOLT VKZ4328-003 LOCK NUT QYWWS53A008ZA WASHER 0mm/5.3mm x GE40130-002A-NK HOOK (x2)

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