Acer AL2032W Service Manual - Page 31

Browse online or download pdf Service Manual for Monitor Acer AL2032W. Acer AL2032W 39 pages. Acer lcd monitor user's guide
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3. No audio
Check Input source
Or Change CN9
Change U12 or U9
No Audio
No
Check Input Signal
CN9 OK ?
Check CN6 to Speaker
OK ?
No
Check U12(Pin9)
& U9 OK ?
Check U9Pin1(Mute)
& Q10 & U9 OK ?
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OK
No
OK
OK
No
Change Speaker o r
CN6(Cable)
Change Q9 or U9