Acer AL1732, Руководство по обслуживанию

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2. No Characters , Missing one color
No Characters
Missing one color
Check CN1
12Vdc Output
Change Adaptor
Check L4
5Vdc Output
Change Inverter Board
Check or Change
U1 , Q1 , D3
Check U2(pin2)
1.8Vdc Output
Check or Change
U2
Check U3(pin2)
3.3Vdc Output
Check or Change
U3
Check CN3 to Panel
Signal Output
Check or Change
Cable Or Panel
Check Inverter From
Scaler board OK ?
Check X Tal
14.318 Mhz ?
Change X1
Check H , V
SYNC ?
Change VGA Cable
Change U4
No
No
No
No
No
OK
OK
OK
OK
OK
OK
OK
No
No
No