2.
2.
2.
2.
AV
AV
AV
AV
doesn
doesn
doesn
doesn
’
t
t
t
t display
display
display
display
NO
YES
NO
YES
NO
YES
Check CN16,CN28 Can you see the
normal waveform?
CN16,CN28 may have problem.
Replace this Jack .
Check the input of Main IC(U08)
Can you see the normal waveform?
After checking the Power of Main
IC(U08)
Check the output of Main IC(I U08 ).
Especially you should check
The VIF and IIC lines .
Can you see the normal waveform?
After checking the Power of Main IC( U08 )
you should decide to replace Main IC or
not.
This board has big problem because Main
IC( U08 ) have some troubles.
After checking thoroughly all path once
again,
You
should decide to replace Main
Board or not.
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