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TH-M42
JVC TH-M42 Service Manual
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2-36
(Speaker terminal board)
C101
C401
C411
C412
C421
C422
C431
C432
C441
C442
C451
C452
CN101
CN102
CN401
CN402
CN403
CN404
D101
D401
FC101
FC102
FC103
FC104
J401
J402
J403
J404
K401
K402
L411
L421
L431
L441
L451
R411
R421
R431
R441
R451
R491
RY101
RY401
RY402
RY403
S101
L452
L442
L432
L422
L412
C413
C414
C424
C423
C433
C434
C443
C444
C453
C454
R452
R442
R432
R422
R412
C416
C415
C426
C425
C436
C435
C446
C445
C456
C455
R492
D402
D403
78
80
Table of Contents
mb067.pdf
1
SECTION 1 PRECAUTION
3
1.1 Safety Precautions
3
1.2 Warning
3
1.3 Caution
3
1.4 Critical parts for safety
3
1.5 Preventing static electricity
4
1.6 Important for laser products
5
1.7 Importance administering point on the safety
6
SECTION 2 SPECIFIC SERVICE INSTRUCTIONS
7
SECTION 3 DISASSEMBLY
8
3.1 Main body section
8
3.2 DVD changer mechanism assembly section
15
3.3 Subwoofer section
27
SECTION 4 ADJUSTMENT
34
4.1 Test mode setting method
34
4.2 Method of displaying version of firmware
34
4.3 Initialization method
34
4.4 All-initialization method
35
4.5 Optimization adjustment of Front End parameter
35
4.6 Display of current value of laser
36
4.7 Flap adjustment of the pick-up guide shaft
36
4.8 Confirmation of region
38
4.9 Upgrading of firmware
38
SECTION 5 TROUBLESHOOTING
39
pmb067sch.pdf
41
Cover
41
Block diagrams
44
Standard schematic diagrams
46
Printed circuit boards
70
Back caver
82
mb067par.pdf
83
Cover
83
Exploded view of general assembly and parts list (Block No.M1)
84
General assembly
86
Speaker assembly and parts list (Subwoofer) (Block No.M2)
87
Speaker (Subwoofer)
88
Speaker assembly and parts list (Front speaker,Center speaker,Surround speaker) (Block No.M6)
89
Speaker (Front speaker,Center speaker,Surround speaker)
89
DVD changer mechanism assembly and parts list (Block No.MK)
90
DVD changer mechanism
91
Electrical parts list (Block No.01~07)
92
Main board
92
Front board
94
DSP board
95
Mother board
97
Amplifier board
98
DVD loading board
100
DVD servo board
100
< MEMO >
103
Packing materials and accessories parts list (Block No.M3)
104
Packing and accessories
105
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Instructions
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JVC TH-M42 Specifications
General
Brand
JVC
Model
TH-M42
Category
Home Theater System
Language
English
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