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JVC KD-G801 Service Manual

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QQ
3 7 63 1515 0
SERVICE MANUAL
3
2004
MA070
TE
L 13942296513
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
www
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-28
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-29
.
http://www.xiaoyu163.com
CD RECEIVER
KD-G801,KD-G807
KD-G801
ATT
SOUND
U
R
SOURCE
F
D
VOL
VOL
KD-G807
ATT
SOUND
U
R
SOURCE
F
D
VOL
VOL
KD-G801 EE/EX
STEERING CABLE

TABLE OF CONTENTS

x
u163
y
i
COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED
http://www.xiaoyu163.com
2 9
8
Q Q
3
6 7
1 3
1 5
KD-G807 E
.
9 4
2 8
KD-G801
Area suffix
E ----------- Continental Europe
EX --------------- Central Europe
KD-G807
Area suffix
EE --------- Russian Federation
0 5
8
2 9
9 4
2 8
m
No.MA070
9 9
9 9
2004/3

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  • Page 1: Table Of Contents

    L 13942296513 KD-G807 SOUND SOURCE KD-G801 EE/EX KD-G807 E STEERING CABLE TABLE OF CONTENTS PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS .
  • Page 2 http://www.xiaoyu163.com 3 7 63 1515 0 SPECIFICATION AUDIO AMPLIFIER SECTION Maximum Power Output Front 50 W per channel Rear 50 W per channel 19 W per channel into 4 Ω, 40 Hz to 20 000 Hz at no more than 0.8% Continuous Power Output Front (RMS)

  • Page 3: Precaution

    http://www.xiaoyu163.com SECTION 1 3 7 63 1515 0 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 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 laser products.
  • 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.MA070) http://www.xiaoyu163.com...

  • Page 7: 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) (1) Push the detach button in the lower right part of the front Front panel assembly panel assembly. (2) Remove the front panel assembly. Detach button Fig.1 3.1.2 Removing the heat sink...
  • Page 8 http://www.xiaoyu163.com 3.1.3 Removing the top chassis assembly 3 7 63 1515 0 (See Figs.3 to 6) • Prior to performing the following procedures, remove the front Bottom chassis assembly panel assembly and heat sink. (1) From the bottom side of the main body, remove the two screws C attaching the top chassis assembly to the bottom chassis assembly.
  • Page 9 http://www.xiaoyu163.com 3.1.4 Removing the front chassis 3 7 63 1515 0 (See Figs.7 and 8) • Prior to performing the following procedure, remove the front Top chassis assembly panel assembly, heat sink and top chassis assembly. (1) From the both sides of the top chassis assembly, remove the two screws E attaching the front chassis.
  • Page 10 http://www.xiaoyu163.com 3.1.6 Removing the CD mechanism assembly 3 7 63 1515 0 (See Fig.10) • Prior to performing the following procedures, remove the front panel assembly, heat sink and top chassis assembly. Top chassis Reference: Remove the mechanism control board as required. (1) From the inside of the top chassis assembly, remove the three screws G attaching the CD mechanism assembly.
  • Page 11 Wire holder Cable (KD-G801) (1) From the rear side of the main board, remove the cables from the rear bracket in the direction of the arrow. (2) Remove the two screw K, screw L and screw M attaching Rear bracket the rear bracket to the main board.
  • Page 12 http://www.xiaoyu163.com 3.1.10 Removing the front board 3 7 63 1515 0 (See Figs.15 to 17) • Prior to performing the following procedures, remove the front panel assembly. Rear cover assembly (1) From the back side of the front panel assembly, remove the four screws Q attaching the rear cover assembly to the front panel assembly.
  • Page 13 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 14 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 15 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 16 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 17 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 18 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 19 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 20 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 21 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 22 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 23 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 24 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 25 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 26 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 27 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 28: 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 29: Troubleshooting

    http://www.xiaoyu163.com SECTION 5 3 7 63 1515 0 TROUBLESHOOTING Feed section Is 5v or 0V at IC621 Is the wiring for IC621 Is 5V present at IC681 Check CD8V. pin 40? pin 40 correct? pin 6? Check the vicinity of IC621.
  • Page 30 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 40? pin 13?
  • Page 31 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 32 http://www.xiaoyu163.com 16 PIN CORD DIAGRAM 3 7 63 1515 0 Black Green VI/BK Violet GY/BK Blue Gray WH/BK OR/WH BL/WH White Yellow GN/BK Brown Orange VI/BK GY/BK WH/BK GN/BK L 13942296513 MEMORY MEMORY BACKUP DIRECT TO BATTERY +12Volt REMOTE BL/WH OR/WH ACC + 12Volt GROUND...
  • Page 33 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 (No.MA070)1-33 http://www.xiaoyu163.com...
  • Page 34 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 1-34 (No.MA070) http://www.xiaoyu163.com...
  • Page 35 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY MOBILE ENTERTAINMENT CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.MA070) Printed in Japan http://www.xiaoyu163.com...

  • Page 36: Schematic Diagrams

    E ----------- Continental Europe EX --------------- Central Europe SOURCE KD-G807 L 13942296513 Area suffix EE --------- Russian Federation KD-G807 SOUND SOURCE KD-G801 EE/EX KD-G807 E STEERING CABLE Contents Block diagram u163 Standard schematic diagrams 2-2 to 7 Printed circuit boards 2-8, 9 No.MA070SCH...

  • Page 37: 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 38: Block Diagram

    http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Block diagram J321 IC573 FRONT TU.L X571 IC361 TU.R LINE OUT CLOCK GEN. FM/AM IC381 VA,VB VOUTL CD.L-CH REAR TUNER VE,VF LINE AMP VOUTR IC572 CD.R-CH LINE OUT MD,LD IC571 FM/AM OSC VREF IC601...
  • Page 39 Standard schematic diagrams 3 7 6 3 1 5 1 5 0 RB160M-30-X Main amplifier section (KD-G801) R248 R244 D243 C243 0.047 R243 180k C241 R245 1/50 IC301 LA47515 R242 R241 C242 22/16 CN161 QGA2006C1-04 QAU0313-001 C183 C311 C170 R311 0.47...
  • Page 40 CD servo section (KD-G801) 3 7 6 3 1 5 1 5 0 R585 C585 C587 C589 R613 R581 R583 C611 CD.L 120p 4.7/35 R589 4.7/35 R614 R612 R611 R610 C577 C610 R572 C586 C588 C590 R582 R584 2.2M...
  • Page 41 3 7 6 3 1 5 1 5 0 LCD & Key control section (KD-G801) LCD1 QLD0296-001 CN601 NNZ0098-001X LCDDA R676 3.3k R677 LCDCE 3.3k LCDCL R678 3.3k KEY1 To CN702 KEY2 ENC2 1 3 9 4 2 2 9 6 5 1 3...
  • Page 42 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Main amplifier section (KD-G807) RB160M-30-X R248 R244 D243 C243 0.047 R243 180k C241 R245 1/50 IC301 LA47515 R242 R241 C242 22/16 CN161 QGA2006C1-04 QAU0314-001 C183 C311 C170 C160 R311 0.47 R362 R361 QAM0556-001...
  • Page 43 http://www.xiaoyu163.com CD servo section (KD-G807) 3 7 6 3 1 5 1 5 0 R585 C585 C587 C589 R613 R581 R583 C611 CD.L 120p 4.7/35 R589 4.7/35 R614 R612 R611 R610 C577 C610 R572 C586 C588 C590 R582 R584 2.2M Q573 L571 2SB624/4/-X...
  • Page 44 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 LCD & Key control section (KD-G807) LCD1 QLD0296-001 CN601 NNZ0098-001X LCDDA R676 3.3k R677 LCDCE 3.3k LCDCL R678 3.3k KEY1 To CN702 KEY2 ENC2 (SHEET 4) 1 3 9 4 2 2 9 6 5 1 3 JS601 KEY0 QSW0863-003...
  • Page 45 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 Printed circuit boards Main board Main board Forward side Reverse side D972 CN901 D971 C325 C324 R972 C322 R971 R353 J321 Q331 J801 R323 L901 C891 CN161 CN901 C261 CN251 C321 L901 D901...
  • Page 46 http://www.xiaoyu163.com 3 7 63 1515 0 Front board Forward side S603 S617 D608 Q644 Q645 SD602 SD601 LCD1 D641 D601 D620 D618 D642 R632 S605 D643 S602 D617 R612 S601 R611 D607 D616 D621 D602 D622 D611 D613 R607 R605 S616 D623 D610...

  • Page 47: Ao Co

    http://www.xiaoyu163.com 3 7 63 1515 0 Front board Reverse side R604 R639 D625 D624 R640 R655 D641 Q646 R622 R665 R628 D655 R627 D642 R674 R630 C603 R629 C604 C608 C605 D643 R667 C601 R636 R660 Q643 R635 R656 C680 R657 Q641 CN601...
  • Page 48 http://www.xiaoyu163.com 3 7 63 1515 0 < M E M O > L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 49 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY MOBILE ENTERTAINMENT CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan Printed in Japan (No.MA070SCH) http://www.xiaoyu163.com...

  • Page 50: Parts List

    3 7 63 1515 0 PARTS LIST [ KD-G807 ] [ KD-G801 ] * All printed circuit boards and its assemblies are not available as service parts. KD-G807 Area suffix EE --------- Russian Federation KD-G801 L 13942296513 Area suffix...
  • Page 51 http://www.xiaoyu163.com 3 7 63 1515 0 Exploded view of general assmbly and parts list Block No. L 13942296513 Mecha control board Front board u163 http://www.xiaoyu163.com...
  • Page 52 http://www.xiaoyu163.com 3 7 63 1515 0 Main board L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 53 3 7 63 1515 0 General assembly  Symbol No. Part No. Part Name Description Local Block No. [M][1][M][M] GE40204-001A JVC BADGE  Symbol No. Part No. Part Name Description Local GE40218-015A SHEET (x2) GE31201-002A LCD CASE GE31036-001A LCD LENS...
  • Page 54 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-501A L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 55 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 56: 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][0][0] D704 UDZS6.2B-X Z DIODE  Symbol No. Part No. Part Name Description Local D705 UDZS6.2B-X Z DIODE D706 UDZS6.2B-X Z DIODE...
  • Page 57 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local QERF1HM-105Z E CAPACITOR 1uF 50V M C384 NCB31EK-104X C CAPACITOR 0.1uF 25V K NCB31HK-182X C CAPACITOR 1800pF 50V K C385 QERF1EM-475Z...
  • Page 58 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local NRSA63J-101X MG RESISTOR 100Ω 1/16W J R323 NRSA63J-101X MG RESISTOR 100Ω 1/16W J NRSA63J-0R0X MG RESISTOR 0Ω...

  • Page 59: Front Board

    http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R762 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J IC602 RPM7338-V4 REMOCON RCV R763 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J R764 NRSA63J-103X MG RESISTOR...
  • Page 60 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R638 NRSA02J-621X MG RESISTOR 620Ω 1/10W J IC652 TC94A34FG-002 R639 NRSA02J-911X MG RESISTOR 910Ω 1/10W J IC681 BA5830FP-X R642...
  • Page 61 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C626 NCB31HK-272X C CAPACITOR 2700pF 50V K R537 NRSA63J-101X MG RESISTOR 100Ω 1/16W J C627 NCB31HK-103X C CAPACITOR 0.01uF 50V K R539...
  • Page 62 http://www.xiaoyu163.com 3 7 63 1515 0  Symbol No. Part No. Part Name Description Local R633 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R634 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R635 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R636 NRSA63J-101X MG RESISTOR 100Ω...
  • Page 63 3 7 63 1515 0 Packing materials and accessories parts list Block No. A2 A3 A4 A2 A3 A4 A5 A6 A5 A6 A7 A7 A19 A20 KD-G807 KD-G801 L 13942296513 KD-G801 KIT: A8 A9 A10 A11 A12 u163 3-14...
  • Page 64 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 G801 ENG GER FRE GET0199-001A INST BOOK E,G80 G807 GET0200-001A INST BOOK ENG RUS G801 GET0199-005A INSTALL MANUAL E,G80 G807 GET0200-002A INSTALL MANUAL...

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