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LG Manuals
DVD Player
LH-CX640 Series
Service manual
LG LH-CX640 Series Service Manual page 67
Dvd/vcr combi receiver system
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
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DETAILS
AND
WAVEFORMS
ON
SYSTEM
TEST
AND
DEBUGGING
1.
SYSTEM
27MHz
CLOCK,
RESET,
FLASH
R/W
SIGNAL
1)
MT1389
main
clock
is at
27MHz(X501)
1.0V,
27MHz
FIG
1-1
2)
MT1389
reset
is
low
active
PWR_CTL
5.2VA
M_RESET(FRONT)
RESET
Time
FIG
1-2
3-74
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Chapters
Chassis Main & Cabinet
8
3 Section Electrical
18
Part VCR of 4 Mechanism Section(D-37)
102
Table of Contents
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This manual is also suitable for:
Lh-cx247 series
Lh-cx247
Lh-cx640
Lh-cx245 series
Lh-cx245
Lh-cx246
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