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TH-M42
JVC TH-M42 Service Manual
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2-12
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KRC107S-X
AK4527BVQP
1k
220
220
220
220
220
220
MA152WK-X
NAX0275-001X
0.1/16
47/6.3
0.1/16
47/6.3
4.3k
4.3k
4.3k
10k
8.2k
0.01/16
100/6.3
220
0.1/16
47/6.3
UPD784215AGC167
10k
KRC107S-X
10k
100p
MA152WK-X
MA152WK-X
0
10K
100p
1/6.3
0.001
0.001
220
4.3k
8.2k
8.2k
8.2k
0.01/16
220
220
220
220
220
220
0
220
220
MUTE
CS
DSPSTATUS
DSP_RST
CCLK
A5V
D5V
CDTI
DSPREADY
A.GND
LIN+
LIN-
DSPCLK
RIN-
RIN+
LOUT1
ROUT1
LOUT2
DSPCOMMAND
ROUT2
LOUT3
ROUT3
VOL_STB
VOL_DT
VOL_CK
D.GND
A12V
A-12V
A7V
A-7V
TUNERL
TUNERR
HP_OUT_L
HP_OUT_R
SW.P.ON
S_MUTE
AUX
TUNER
MIACK
MILP
MICS
MICK
MIDIO
LIN-
LOCK
SDTI3
LOUT2
ERR
ROUT2
BCLK
LRCLK
SDTI1
SDTI2
ROUT3
LIN+
LOUT3
RIN-
SDTO
RIN+
CS
CCLK
CDTI
LOUT1
ROUT1
AUTODATA
DIGITAL0
FORMAT
CHANNEL
ERR
RST_DET
54
56
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
Other manuals for JVC TH-M42
Instructions
134 pages
4
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JVC TH-M42 Specifications
General
Brand
JVC
Model
TH-M42
Category
Home Theater System
Language
English
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