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ELECTRICAL TROUBLESHOOTING GUIDE -4/10
QQ
3 7 63 1515 0
3. MPEG Circuit
Power is on
Does Logo appear
on the screen?
YES
Does the
moving picture of the DVD Disc
play on the screen
normally?
YES
TE
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Does the
moving picture of the video
CD play on the screen
normally?
YES
Does the audio sound
output normally?
YES
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END
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NO
NO
Is MPEG data signal normal?
YES
NO
Is MPEG data signal normal?
_ OPTION
If included VCD function.
_
NO
x
ao
y
i
http://www.xiaoyu163.com
8
Check power & clock.
YES
YES
Is error signal normal?
Q Q
3
6 7
1 3
YES
Is Clock normal?
YES
Does the audio
sound output from MPEG
decoder?
YES
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2 9
9 4
2 8
NO
Check CD/DVD DSP output
signal.
OK
OK
Check MPEG Decoder input
signal.
NO
Check CD/DVD DSP output
signal.
OK
1 5
0 5
8
2 9
9 4
Check MPEG Decoder input
signal.
NO
Check CD/DVD DSP output
signal.
OK
Check MPEG Decoder input
signal.
NO
Check clock signal
Check clock signal
m
co
9 9
2 8
9 9
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