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JVC KV-MR9000 Service Manual
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JVC KV-MR9000 Service Manual

JVC KV-MR9000 Service Manual

9-inch wide color monitor
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SERVICE MANUAL
9-INCH WIDE COLOR MONITOR
11
2003
49785
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LIMITED
KV-MR9000
MONITOR
TV TU NER
TV
CH
MODE
SKIP
A.MEMO
MENU
VOCAL
R F
H / P
VOLUME
CALL
VCP
RM-RK500

TABLE OF CONTENTS

Area Suffix
J -------------- Northern America
E ------------ Continental Europe
U --------------------- Other Areas
No.49785
2003/11

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Summary of Contents for JVC KV-MR9000

  • Page 1: Table Of Contents

    SERVICE MANUAL 9-INCH WIDE COLOR MONITOR 49785 2003 KV-MR9000 Area Suffix J -------------- Northern America E ------------ Continental Europe U --------------------- Other Areas MONITOR TV TU NER MODE SKIP A.MEMO MENU VOCAL H / P VOLUME CALL RM-RK500 TABLE OF CONTENTS PRECAUTION.
  • Page 2 RCA pin × 2 circuits 1 V(p-p), 75 Ω Audio RCA pin × 2 circuits 0.5 V(rms) Input Video Tuner 8-pin DIN connector (only for JVC's KV-C10) Output Display 13-pin DIN connector RCA pin × 1 circuit 1 V(p-p), 75 Ω...

  • Page 3: Precaution

    SECTION 1 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. (No.49785)1-3...

  • Page 4: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. 1-4 (No.49785)

  • Page 5: Disassembly

    SECTION 3 DISASSEMBLY Base cover section 3.1.1 Removing the base cover aseembly (See Figs.1 to 2) (1) Move the monitor unit in the direction arrow. (2) Remove the four screws A attaching the base cover as- sembly. REFERENCE: Reassembly of the base cover aseembly Monitor unit Before attaching the base cover, put the cable through the hole a of the shroud.
  • Page 6 3.1.2 Removing the monitor unit Hole c (See Figs.3 to 5) • Prior to performing the following procedure, remove the base cover aseembly. Cover shaft Cover shaft (1) Release the four claws b attaching the shaft cover. (2) Remove the four screws B attaching the hinge on the base cover aseembly.
  • Page 7 3.1.4 Removing the lamp control board (See Fig.6) Lamp control board • Prior to performing the following procedure, remove the base cover aseembly. (1) Disconnect the three connectors B3, on the lamp control board. (2) Remove the three screws D attaching the lamp control board on the base cover aseembly.
  • Page 8 3.1.6 Removing the cable assembly Lamp control board (See Fig.9) • Prior to performing the following procedure, remove the base cover aseembly. (1) Remove the two screws G attaching the connect board on the back of the base cover aseembly. (2) Remove the screw H and screw J attaching the wire brack- et and wire fixer on the base cover aseembly.
  • Page 9 Shroud section 3.2.1 Removing the metal plate (See Fig.12) (1) Remove the four screws K attaching the metal plate on the shroud. Metal plate Shroud Fig.12 (No.49785)1-9...
  • Page 10 Monitor unit seciton 3.3.1 Removing the bottom cover (See Fig.13 to 16) (1) Remove the three rubbers e attaching the top cover. (2) Remove the three screws L attaching the top cover on the Top cover bottom cover. (3) Remove the four screws M and screw N attaching the bot- tom cover.
  • Page 11 3.3.2 Removing the monitor board Tape g Monitor board (See Fig.17) • Prior to performing the following procedure, remove the bottom cover. (1) Disconnect the connectors B1, CON2 on the mon- itor board. CON2 (2) Disconnect the connector M1, on the monitor board.
  • Page 12 Monitor connection box section 3.4.1 Monitor connection box (Figs.20 to 21) (1) Remove the screws A attaching the monitor connectoin box. (2) Release the bottom cover in the direction arrow. Fig.20 Fig.21 1-12 (No.49785)

  • Page 13: Adjustment

    SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT. (No.49785)1-13...

  • Page 14: Troubleshooting

    SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING. 1-14 (No.49785)
  • Page 15 (No.49785)1-15...
  • Page 16 VICTOR COMPANY OF JAPAN, LIMITED AV & MULTIMEDIA COMPANY MOBILE ENTERTAINMENT CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan (No.49785) Printed in Japan...

  • Page 17: Parts List

    PARTS LIST [ KV-MR9000 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix E ----------- Continental Europe J -------------- Northern America U ---------------------- Other Areas - Contents - 3- 2 Exploded view of general assembly and parts list (Block No.M1) 3- 4 Electrical parts list (Block No.01~04)
  • Page 18 Exploded view of general assmbly and parts list Block No.
  • Page 19 General assembly Block No. [M][1][M][M]  Symbol No. Part No. Part Name Description Local CB-MR9000JEU MAIN PCB ASSY CB-MR9000CON CONECT.PCB ASSY CB-MR9000LAMP-L LAMP P.C.B.ASSY CB-MR9000LAMP-R LAMP P.C.B.ASSY CB-MR9000SW SWITCH PCB ASSY MR9000-CLA CLUTCH ASSY (x2) MR9000-LCD LCD.P.C.B.ASSY MR9000-FPA FRONT PANEL ASSY PU191070V01 PU191071V01 PUPL01012910...

  • Page 20: Electrical Parts List

    Electrical parts list Monitor board  Symbol No. Part No. Part Name Description Local Block No. [0][1][0][0] PU175KW104Z CHIP CAPACITOR  Symbol No. Part No. Part Name Description Local PU175KW331J CHIP CAPACITOR PU175KW104Z CHIP CAPACITOR PU171.6BC107M E CAPACITOR PU62KN3904S TRANSISTOR PU175KW680J CHIP CAPACITOR PU622SC4672...
  • Page 21  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C504 PU171KW105Z CHIP CAPACITOR C728 PU175KW104Z CHIP CAPACITOR C505 PU175KW104Z CHIP CAPACITOR C729 PU175KW104Z CHIP CAPACITOR C506 PU172.5KZ106Z CHIP CAPACITOR C742 PU172.5KZ106Z CHIP CAPACITOR C508 PU175KW330J...
  • Page 22  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local PU16110TW681J CHIP RESISTOR R4D2 PU1618TX201J CHIP RESISTOR PU16110TW223J CHIP RESISTOR R501 PU16110TW104J CHIP RESISTOR PU16110TW223J CHIP RESISTOR R502 PU16110TW102J CHIP RESISTOR PU16110TW824J CHIP RESISTOR R503 PU16110TW104J...
  • Page 23  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R702 PU16110TW101J CHIP RESISTOR L702 PU291007100 COIL R703 PU16110TW563J CHIP RESISTOR L703 PU291007100 COIL R704 PU16110TW563J CHIP RESISTOR L704 PU291007100 COIL R705 PU16110TW223J CHIP RESISTOR L706...
  • Page 24 Connector board  Symbol No. Part No. Part Name Description Local Block No. [0][2][0][0] R182 PU16110TW104J CHIP RESISTOR  Symbol No. Part No. Part Name Description Local R186 PU16110TW223J CHIP RESISTOR R187 PU16110TW473J CHIP RESISTOR R190 PU16110TW103J CHIP RESISTOR PU175KW102J CHIP CAPACITOR R191 PU16110TW103J...
  • Page 25  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local PU175KW104Z CHIP CAPACITOR PU16110TW750J CHIP RESISTOR PU171.6BC227M E CAPACITOR PU16110TW681J CHIP RESISTOR PU171.6BC227M E CAPACITOR PU16110TW124J CHIP RESISTOR PU172.5KZ106Z CHIP CAPACITOR PU16110TW183J CHIP RESISTOR PU175KW104Z CHIP CAPACITOR...
  • Page 26 Packing materials and accessories parts list Block No. J :A3,A9 U :A4,A5,A10,A11 E :A6,A7,A8,A12 A13,A14 3-10...
  • Page 27 Packing and accessories Block No. [M][3][M][M]  Symbol No. Part No. Part Name Description Local PUPL08003315 MOUNTING SLEEVE PUME03000911 BRACKET LVT0986-001A INST (Jver) ENG SPA FRE LVT0988-001A INST (Uver) ENG CHI THA ARA LVT0988-002A INST (Uver) ENG GER FRE LVT0987-001A INST (Ever) LVT0987-002A INST (Ever)

  • Page 28: Schematic Diagrams

    SCHEMATIC DIAGRAMS 9-INCH WIDE COLOR MONITOR KV-MR9000 CD-ROM No.SML200311 Area Suffix J -------------- Northern America E ------------ Continental Europe U --------------------- Other Areas MONITOR TV TU NER MODE SKIP A.MEMO MENU VOCAL H / P VOLUME CALL RM-RK500 Contents Block diagram...

  • Page 29: Safety Precaution

    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.
  • Page 30 < M E M O >...

  • Page 31: Block Diagram

    Block diagram Monitor board MICRO SW CVBS Connect board TFT_ON / DIMMER REM_S Q105 REMOTE REMOTE Q414 Q108 CONTROL SENSOR ACC_DET AUD_L/R SIDE1 / JUST / ZOOM / VIDEO_DET Cable A/B_SEL / TUNER_DET / ON_DET ACC / CVBS_O / MUTE/ ON_DET UC_MITPWM_CS / REM_SIG MUTE...
  • Page 32 Q8/Q12 POUT1 / POUT2 / NOUT1 U401 L403 / NOUT2 / U9 DIMMER TFT_ON RED / GREEN /BLUE U702 RESET RESET VREQ HSYNC / VSYNC /JUST / SIDE1 / ZOOM / VIDEO_DET U704 OP AMP HSYNC SYNC_OUT CSYNC SYNCI COLORCTRL STH1 / STH2 / RL QM701 R_OUT...
  • Page 33 Standard schematic diagrams Monitor section (1/2) L200 150uH(CD1 C200 47U/25V [1,2] U501 R214 R215 R216 NPC [1,2] KEY0 PIC16C77_PLCC 3.3K RA0/AN0 SDA[1] RA1/AN1 VIDEO_DET [1,2]B13 SCL[1] RA2/AN2 UC_MITPWM_CS[1] C201 [1] ON_DET RA3/AN3/VR 0.47U [1] TUNER_DET RA4/TOCK UC_MITPWM_WR[1] RA5/AN4 UC_MIT_SIN [1] REOTE UC_MIT_SIK [1] R201...
  • Page 34 L200 150uH(CD105) [1,2] Q510 2SA1797 +12V_B R553 Q511 POW_CTL[1] 3904 D301 L302 [1,2] BAS16 22UH 47U/25V 47U/25V C309 C311 L301 D302 R760 U201 150uH(CD54) 3.3K [1,2] BAS16 C312 C307 22U/35V 47u/25v C306 0.1U 0.1U D303 L304 [1,2] 22UH BAS16 C315 C317 47U/25V 47U/25V...
  • Page 35 Monitor section (2/2) 2SA1797 150uH(CD54) R33 10K AUD_L [1,2] ISS356 AUDIOG GND_A GND_INV 0.01U GND_A GND_P 0.01U 4.7U/25V L403 GND_INV 3904 TFT_ON AUD_R ao4600 GND_INV GND_INV AUDIOG GND_INV AUDIOG TX-18.5 ao4600 GND_A GND_INV DIMMER D401 220K AUDI GND_A 0 G_INV0 GND_A 0 G_INV1 L706...
  • Page 36 HS-9913-ST KIA78L05F 0.1U +12V_B 330P [1,2] D1048 2.2K ISS356 220K AUDIOG 3.9K 2.3MHZ 1.0MM_4PDN 2.3Mhz 10KTH AUDIOG 0.1U 6.8K 470P 330P D1048 2.2K 2SC4672 220K AUDIOG 2.8Mhz TP6 AUDIOG VR2 5K 2SC4672 6.8K 1.8K 2.8MHZ R101 R100 470P AUDIOG AUDIOG 10KTH AUDIOG B[01:80]...
  • Page 37 Micro sw / IR led / Connect / Lamp control / Lamp bulb section IR led section [1] ON_DET [1] ACC [1] REM_SIG [1] GND_VID Micro sw section [1] CVBS_0 CON-1.25-2P [1] TUNER_DET CON4 [1] GND_P CON3 [1] MUTE [1] GND 1000P [1] B+ (A/B_SEL)
  • Page 38 Connect section CON2 [1] ACC [1] REM_SIG [1] MUTE [1] GND_VID [1] CVBS_0 [1] TUNER_DET [1] ON_DET [1] AUD_R [1] GND_AUD [1] AUD_L JST10P_1.0DN [1] GND_P CON1 [1] GND [1] B+ ND_AUD W4P_2.0 JST10P_1.0DN STS-B5 LAMP R192 /LAMP_SW AUTO_SW Lamp bulb section 100K 3904 2P_2.0...
  • Page 39 Monitor connection unit section U102 BA17808 Q14 2SA1797 2.2mH [1] A POW_C A/B_S 3906 1SS356 ACC[1] Q101 3906 R101 POW_CTL 3904 3904 330K R3 R67 4.7K(1/4W) 3904 3904 R59 680 1SS356 9.1V D4 R16 8.2K BATT BATT 1SS356 0.01U(100V) 3906 16V D5 0.01U(100V) D8 9.1V...
  • Page 40 [1] ACC [1] B+ [1] TUNER_DET GND_VID [1] AL_0 [1] AR_0 VIN1 [1] ON_DET POW_CTL [1] REM_S VIN2 [1] MUTE VIN3 A/B_SEL CVBS_0 TUNER_DET 3904 +5V(ACC) ON_DET 3904 SCN600S810 +12V R11 10K CVBST GND_VID GND_VID REM_S R96 2.2K D1 1SS356 MUTE JOUT2 D1048...

  • Page 41: Printed Circuit Boards

    Printed circuit boards Monitor board Forward side GND_P1 R556C R556B G_VID C201 L661 R216 R644 R641 R203 C637 R653 C506 R314 R303 R313 L504 C304 R201 U503 VCOL R202 R513 C668 R612 C505 R668 G_MCU1 R617 R660 C504 C513 Q660 U602 G_MCU2 VPIC...
  • Page 42 R140 L200 Q510 R131 Q106 R130 R215 R135 C154 L301 C307 C321 D302 D303 C309 U401 C313 _AUD C312 L302 R760 C311 R4D2 D401 R4B1 R4A1 R4C1 R4D1 2-12...

  • Page 43: Lamp Control

    Connection board Forward side Reverse side Lamp control Forward side Lamp bulb board (L) Lamp bulb board (R) Reverse side R222 R187 R186 R190 R180 2-13...
  • Page 44 Monitor connection board Forward side Reverse side 2-14...
  • Page 45 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.49785SCH)

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