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ELECTRICAL TROUBLESHOOTING GUIDE -5/10
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
L 13942296513
Does the
moving picture of the video
CD play on the screen
normally?
YES
Does the audio sound
output normally?
YES
END
www
.
http://www.xiaoyu163.com
NO
Check power & clock.
NO
Is MPEG data signal normal?
YES
Is error signal normal?
NO
Is MPEG data signal normal?
NO
sound output from MPEG
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
YES
YES
Q Q
3
6 7
1 3
1 5
YES
Is Clock normal?
YES
Does the audio
decoder?
YES
co
.
-68-
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
Check MPEG Decoder input
0 5
8
2 9
9 4
2 8
signal.
NO
Check CD/DVD DSP output
signal.
OK
Check MPEG Decoder input
signal.
NO
Check clock signal
Check clock signal
m
9 9
9 9
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