JVC KV-MR9000 User manual

SERVICE MANUAL
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LIMITED No.49785
2003/11
9-INCH WIDE COLOR MONITOR
49785200311 KV-MR9000
TABLE OF CONTENTS
1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2 SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
Area Suffix
J -------------- Northern America
E ------------ Continental Europe
U --------------------- Other Areas
T V T UN E R
T V
C H
H / P
V O L U M E
M O N I T O R
M O D E
M E NU
CA LL
V C P
R F
V O CA L
S K I P
A . M E M O
RM-RK500

1-2 (No.49785)
SPECIFICATION
Design and specifications are subject to change without notice.
The liquid crystal panel is built with very high precision technology and has at least 99.99% precision technology and has at least
99.99% effective image pixels. Be aware that on 0.01% of the panel there may be missing pixels or constantly lit pixels.
WIDE COLOR MONITOR
Display 9 inch Liquid crystal panel
Number of Pixel 336,960 pixels (480 vertical ×234 horizontal ×3)
Drive Method TFT (Thin Film Transistor) active matrix format
Cordless Audio Infrared audio transmitter (Support IR receiver stereo headphones)
L-channel 2.3 MHz
R-channel 2.8 MHz
Effective listening angle 30°
Effective range 4 m (13.1 ft)
Dimensions (W ×H ×D) 314mm ×38mm ×257mm (12-3/8" ×1-1/2" ×10-1/8") including Shroud
Mass 1.2 kg (2.7 lbs) including Shroud
MONITOR CONNECTION UNIT
Input Video RCApin×2 circuits 1 V(p-p), 75 ΩAudio RCA pin ×2 circuits 0.5 V(rms)
Tuner 8-pin DIN connector (only for JVC's KV-C10) Output
Display 13-pin DIN connector
Video RCA pin ×1 circuit 1 V(p-p), 75 Ω
Audio RCA pin ×1 circuit 1 0.5 V(rms)
Dimensions (W ×H ×D) 108.5mm ×28.5mm ×78mm (4-5/16" ×1-1/8" ×3-1/8") excluding projections
Mass 160 g (0.36 lbs)
GENERAL
Power Requirement Operating Voltage DC 14.4 V (11 V to 16 V allowance)
Grounding System Negative ground
Allowable Operating Temperature 0°C to +40°C (32°F to 104°F)
Allowable Storage Temperature -20°C to +80°C (-4°F to 176°F) Ceiling light bulb12V/3W
ACCESSORIES Metal plate ×1, Shroud ×1, Extension cord ×1, Power cord ×1, Ceiling light cord ×1, Remote
controller(with the battery) ×1, Screw(M4 ×5mm)(M4 ×1/4") ×4, Screw(M4 ×12mm)(M4 ×1/2") ×4

(No.49785)1-3
SECTION 1
PRECAUTION
1.1 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.

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

(No.49785)1-5
SECTION 3
DISASSEMBLY
3.1 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 Aattaching the base cover as-
sembly.
REFERENCE:
Reassembly of the base cover aseembly
Before attaching the base cover, put the cable through the hole
aof the shroud. (See Fig.2)
Fig.1
Fig.2
Shroud
Monitor unit
Shroud
Base cover
assmbly
Hole a
AA

1-6 (No.49785)
3.1.2 Removing the monitor unit
(See Figs.3 to 5)
• Prior to performing the following procedure, remove the base
cover aseembly.
(1) Release the four claws battaching the shaft cover.
(2) Remove the four screws Battaching the hinge on the base
cover aseembly.
(3) Remove the two screws Cattaching the connect board on
the back of the base cover aseembly.
(4) Disconnect the two connectors B1 and B2 on the connect
board.
REFERENCE:
Reassembly of the monitor unit section
Before attaching the monitor unit, put the flexible wire through
the hole cof the base cover aseembly. (See Fig.3)
3.1.3 Removing the connect board
(See Fig.5)
• Prior to performing the following procedure, remove the base
cover aseembly.
(1) Remove the two screws Cattaching the connect board on
the base cover aseembly.
(2) Disconnect the two connectors B1, B2, CON1 and CON2
on the connect board.
Fig.3
Fig.4
Fig.5
Base cover assembly
Cover shaftCover shaft
Claw b Claw b
Hole c
BB
CON1
CON2
Connect board C
B2
B1

(No.49785)1-7
3.1.4 Removing the lamp control board
(See Fig.6)
• Prior to performing the following procedure, remove the base
cover aseembly.
(1) Disconnect the three connectors B3, B4 and B6 on the
lamp control board.
(2) Remove the three screws Dattaching the lamp control
board on the base cover aseembly.
Fig.6
3.1.5 Removing the lamp bulb(L) and lamp bulb(R) board
(See Figs.7 to 8)
• Prior to performing the following procedure, remove the base
cover aseembly.
(1) Remove the two screws Eand four screws Fattaching the
acryl covers(L) and (R) on the back of the base cover
aseembly.
(2) Disconnect the two connectors B3 and B4 on the lamp con-
trol board.
(3) Remove the lamp bulb board(L) and lamp bulb board(R) in
the direction arrow. Fig.7
Fig.8
B6B4 B3
Lamp control board
D
F
E
F
E
B4 B3
Lamp control board
Acryl cover (L)
A
cryl cover (R)
Lamp bulb
board (L)
Lamp bulb
board (R)

1-8 (No.49785)
3.1.6 Removing the cable assembly
(See Fig.9)
• Prior to performing the following procedure, remove the base
cover aseembly.
(1) Remove the two screws Gattaching the connect board on
the back of the base cover aseembly.
(2) Remove the screw Hand screw Jattaching the wire brack-
et and wire fixer on the base cover aseembly.
(3) Disconnect the two connectors CON1 and CON2 on the
connect board.
(4) Disconnect the connector B6 on the lamp control board.
(5) Remove the cable attaching the wire bracket and wrire fixer
on the base cover aseembly.
Fig.9
3.1.7 Removing the lamp bulb
(See Figs.10 to 11)
• Prior to performing the following procedure, remove the base
cover assembly.
(1) Release the two claws dattaching the lamp cover(L) and
lamp cover (R), remove the base cover aseembly.
(2) Remove the lamp bulb attaching the lamp holder.
Fig.10
Fig.11
Lamp control boardB6
CON1
CON2
Connect board
Code holder
Wire bracketwire fixer
HJ G
Lamp cover (L)
Shroud Shroud
Claw dClaw d
Lamp cover (R)
LampLamp
Lamp holderLamp holder

(No.49785)1-9
3.2 Shroud section
3.2.1 Removing the metal plate
(See Fig.12)
(1) Remove the four screws Kattaching the metal plate on the
shroud.
Fig.12
KK
ShroudMetal plate

1-10 (No.49785)
3.3 Monitor unit seciton
3.3.1 Removing the bottom cover
(See Fig.13 to 16)
(1) Remove the three rubbers eattaching the top cover.
(2) Remove the three screws Lattaching the top cover on the
bottom cover.
(3) Remove the four screws Mand screw Nattaching the bot-
tom cover.
(4) Release the bottom cover in the direction arrow.
Fig.13
Fig.14
Fig.15
Fig.16
Top cove
r
Rubber eRubber e
Top cove
r
LL
Bottom cover
M
N
M
Bottom cover
Top cover

(No.49785)1-11
3.3.2 Removing the monitor board
(See Fig.17)
• Prior to performing the following procedure, remove the bottom
cover.
(1) Disconnect the connectors B1, B2 and CON2 on the mon-
itor board.
(2) Disconnect the connector M1, B3 and W1 on the monitor
board.
(3) Remove the solder from the ground wire fon the back of
panel.
(4) Remove the four screws Pattaching the monitor board.
Fig.17
3.3.3 Removing the panel
(See Fig.18)
• Prior to performing the following procedure, remove the bottom
cover.
(1) Remove the three screws Qattaching the lcd bracket on
the top coverr.
(2) Remove the screw Rattaching the panel.
(3) Remove the two screws Sattaching the lcd bracket on the
top cover.
(4) Release the PC shield plate from flexible wire h, flexible
wire j.
CAUTION:
Be careful when release the PC shield plate do not damage
flexible wires.(See Fig.18)
Fig.18
3.3.4 Removing the mico switch bracket
(See Fig.19)
• Prior to performing the following procedure, remove the bottom
cover.
(1) Disconnect the connector W1 on the monitor board.
(2) Remove the two screws Tattaching the mico switch brack-
et on the top cover.
Fig.19
Ground wire f
Monitor boardTape g
M1 B3CON2
B1
W1
B2
PP
Panel
LCD bracket
LCD
bracket
PC shield plate
Flexible wire h
Flexible wire j S
R
Q
Monito
r
board
Mico switch bracket
W1
T

1-12 (No.49785)
3.4 Monitor connection box section
3.4.1 Monitor connection box
(Figs.20 to 21)
(1) Remove the screws Aattaching the monitor connectoin
box.
(2) Release the bottom cover in the direction arrow.
Fig.20
Fig.21
A

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

1-14 (No.49785)
SECTION 5
TROUBLESHOOTING
This service manual does not describe TROUBLESHOOTING.

(No.49785)1-15

(No.49785)
AV & MULTIMEDIA COMPANY MOBILE ENTERTAINMENT CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan
VICTOR COMPANY OF JAPAN, LIMITED
WPC
Printed in Japan

3-1
PARTS LIST
* All printed circuit boards and its assemblies are not available as service parts.
- Contents -
Exploded view of general assembly and parts list (Block No.M1)
Electrical parts list (Block No.01~04)
Packing materials and accessories parts list (Block No.M3)
[ KV-MR9000 ]
3- 2
3- 4
3-10
Area suffix
E ----------- Continental Europe
J -------------- Northern America
U ---------------------- Other Areas
49785

3-2
Exploded view of general assmbly and parts list
Block No. MM
M
1
9
10
14
11
7
22
20
19
8
4
6
1
12 21
5
22
3
16
15
18
17
6
2
16
13

3-3
General assembly Block No. [M][1][M][M]
 Symbol No. Part No. Part Name Description Local
1 CB-MR9000JEU MAIN PCB ASSY
2 CB-MR9000CON CONECT.PCB ASSY
3 CB-MR9000LAMP-L LAMP P.C.B.ASSY
4 CB-MR9000LAMP-R LAMP P.C.B.ASSY
5 CB-MR9000SW SWITCH PCB ASSY
6 MR9000-CLA CLUTCH ASSY (x2)
7 MR9000-LCD LCD.P.C.B.ASSY
8 MR9000-FPA FRONT PANEL ASSY
9 PU191070V01 FPC
10 PU191071V01 FPC
11 PUPL01012910 BUTTOM COVER
12 PUPL02002711 LAMP KEY
13 PUPL04001510 LAMP COVER L
14 PUPL04001610 LAMP COVER R
15 PUPL05002312 BASE COVER
16 PUPL10003914 COVER SHAFT (x2)
17 PU141690 CABLE
18 PU14116301 CONNECTOR WIRE
19 PUPL04005310 FLAT WIRE
20 PU311004 MICRO SW
21 PUPL02002812 DOOR KEY
 22 PU312003 FUSE (x2)

3-4
Electrical parts list
Monitor board Block No. [0][1][0][0]
 Symbol No. Part No. Part Name Description Local
Q1 PU62KN3904S TRANSISTOR
Q2 PU622SC4672 TRANSISTOR
Q3 PU622SC4672 TRANSISTOR
Q4 PU622SD1048 TRANSISTOR
Q5 PU622SD1048 TRANSISTOR
Q6 PU622SC2712GR TRANSISTOR
Q7 PU622SC2712GR TRANSISTOR
Q8 PU622SA1797 TRANSISTOR
Q9 PU62KN3904S TRANSISTOR
Q11 PU62KN3906S TRANSISTOR
Q12 PU622SC2712GR TRANSISTOR
Q14 PU62KN3904S TRANSISTOR
Q15 PU62KN3904S TRANSISTOR
Q16 PU62KN3906S TRANSISTOR
Q17 PU62KN3904S TRANSISTOR
Q105 PU62KN3904S TRANSISTOR
Q106 PU62KN3904S TRANSISTOR
Q108 PU62KN3904S TRANSISTOR
Q301 PU62KTC2022 TRANSISTOR
Q414 PU622SA1182 TRANSISTOR
Q501 PU62DTC124EKA TRANSISTOR
Q502 PU62DTC124EKA TRANSISTOR
Q503 PU62DTC124EKA TRANSISTOR
Q510 PU622SA1797 TRANSISTOR
Q511 PU62KN3904S TRANSISTOR
Q604 PU622SC2412KR TRANSISTOR
Q610 AIC1732-33CX IC
Q660 PU622SA1037AKR TRANSISTOR
Q701 PU622SC2412KR TRANSISTOR
Q702 PU622SA1037AKR TRANSISTOR
Q703 PU62IMZ1A TRANSISTOR
Q770 PU622SA1037AKR TRANSISTOR
D1 PU6114Z12V0S Z DIODE
D2 PU6112Z6V8S Z DIODE
D3 PU6112Z5V6S Z DIODE
D4 PU6114Z7V5S Z DIODE
D6 PU611SS356 FR DIODE
D8 PU611SS356 FR DIODE
D9 PU6112Z6V8S Z DIODE
D10 PU61DA204UT1064 FR DIODE
D11 PU611SS356 FR DIODE
D12 PU6114Z7V5S Z DIODE
D13 PU6114Z7V5S Z DIODE
D301 PU61BAS16 FR DIODE
D302 PU61BAS16 FR DIODE
D303 PU61BAS16 FR DIODE
D304 PU61RB160L40 FR DIODE
D401 PU61DA204UT1064 FR DIODE
D408 PU61DA204UT1064 FR DIODE
D409 PU61DA204UT1064 FR DIODE
D410 PU61BAS16 FR DIODE
D412 PU61BAS16 FR DIODE
D413 PU61BAS16 FR DIODE
D701 PU611SS356 FR DIODE
D702 PU61MA338 FR DIODE
D703 PU611SS356 FR DIODE
D704 PU611SS356 FR DIODE
C1 PU175KW820J CHIP CAPACITOR
C2 PU175KW121J CHIP CAPACITOR
C3 PU175KW560J CHIP CAPACITOR
C4 PU175KW330J CHIP CAPACITOR
C5 PU175KW221J CHIP CAPACITOR
C6 PU175KW560J CHIP CAPACITOR
C7 PU175KW180J CHIP CAPACITOR
C8 PU175KW180J CHIP CAPACITOR
C9 PU175KW104Z CHIP CAPACITOR
C10 PU175KW104Z CHIP CAPACITOR
C11 PU175KW104Z CHIP CAPACITOR
C13 PU172.5BC476M E CAPACITOR
C14 PU175KW331J CHIP CAPACITOR
C15 PU175KW104Z CHIP CAPACITOR
C16 PU175KW331J CHIP CAPACITOR
C17 PU175KW104Z CHIP CAPACITOR
C18 PU171.6BC107M E CAPACITOR
C19 PU175KW680J CHIP CAPACITOR
C20 PU175KW471J CHIP CAPACITOR
C21 PU175KW680J CHIP CAPACITOR
C22 PU175KW471J CHIP CAPACITOR
C23 PU175KW102J CHIP CAPACITOR
C24 PU175KW102J CHIP CAPACITOR
C25 PU175KW104Z CHIP CAPACITOR
C26 PU175KW103K CHIP CAPACITOR
C27 PU175KW103K CHIP CAPACITOR
C28 PU175KW104Z CHIP CAPACITOR
C29 PU175KW104Z CHIP CAPACITOR
C30 PU172.5KZ106Z CHIP CAPACITOR
C31 PU175KW103K CHIP CAPACITOR
C32 PU175KW104Z CHIP CAPACITOR
C33 PU175KW102J CHIP CAPACITOR
C35 PU172.5BC476M E CAPACITOR
C36 PU172.5BC476M E CAPACITOR
C37 PU171.6KY225Z CHIP CAPACITOR
C38 PU175KW103K CHIP CAPACITOR
C39 PU175KW104Z CHIP CAPACITOR
C40 PU171.6KY225Z CHIP CAPACITOR
C41 PU175KW104Z CHIP CAPACITOR
C42 PU175KW104Z CHIP CAPACITOR
C43 PU171KW105Z CHIP CAPACITOR
C44 PU171KW105Z CHIP CAPACITOR
C45 PU171.6KW474Z CHIP CAPACITOR
C46 PU175KW104Z CHIP CAPACITOR
C47 PU175KW104Z CHIP CAPACITOR
C48 PU172.5BC476M E CAPACITOR
C49 PU172.5KZ106Z CHIP CAPACITOR
C51 PU175KW103K CHIP CAPACITOR
C52 PU175KW103K CHIP CAPACITOR
C53 PU172.5KY475Z CHIP CAPACITOR
C54 PU175KW104Z CHIP CAPACITOR
C55 PU171008 VOLTAGE CAP
C56 PU175KW104Z CHIP CAPACITOR
C57 PU175KW104Z CHIP CAPACITOR
C58 PU171LL228MH E CAPACITOR
C59 PU175KW104Z CHIP CAPACITOR
C60 PU171.6KY225Z CHIP CAPACITOR
C154 PU171.6BC107M E CAPACITOR
C200 PU172.5BC476M E CAPACITOR
C201 PU171.6KW474Z CHIP CAPACITOR
C202 PU171.6KW474Z CHIP CAPACITOR
C205 PU175KW471J CHIP CAPACITOR
C301 PU175KW471J CHIP CAPACITOR
C302 PU175KW471J CHIP CAPACITOR
C304 PU171.6KW474Z CHIP CAPACITOR
C305 PU175KW471J CHIP CAPACITOR
C306 PU175KW104Z CHIP CAPACITOR
C307 PU172.5BC476M E CAPACITOR
C309 PU172.5BC476M E CAPACITOR
C310 PU175KW104Z CHIP CAPACITOR
C311 PU172.5BC476M E CAPACITOR
C312 PU173.5BC226M E CAPACITOR
C313 PU175KW104Z CHIP CAPACITOR
C315 PU172.5BC476M E CAPACITOR
C316 PU175KW104Z CHIP CAPACITOR
C317 PU172.5BC476M E CAPACITOR
C318 PU172.5BC476M E CAPACITOR
C319 PU175KW104Z CHIP CAPACITOR
C320 PU172.5BC476M E CAPACITOR
C321 PU175KW102J CHIP CAPACITOR
C418 PU175KW102J CHIP CAPACITOR
C419 PU172.5KZ106Z CHIP CAPACITOR
C422 PU175KW102J CHIP CAPACITOR
C423 PU172.5KZ106Z CHIP CAPACITOR
C424 PU175KW102J CHIP CAPACITOR
C425 PU172.5KZ106Z CHIP CAPACITOR
C501 PU172.5KY475Z CHIP CAPACITOR
C502 PU175KW270J CHIP CAPACITOR
C503 PU175KW270J CHIP CAPACITOR
 Symbol No. Part No. Part Name Description Local