Acer AL1716V Servis Kılavuzu - Sayfa 37

Monitör Acer AL1716V için çevrimiçi göz atın veya pdf Servis Kılavuzu indirin. Acer AL1716V 47 sayfaları.

No Backlight

Check C201 (+) =12V

Check ON/OFF signal

Check U201 pin9=12V ?

Check the pin1 of U201 have saw tooth wave

Check D201 (-) has the output of square wave at short time.

Check the resonant wave of pin2 & pin5 for PT201/ PT202

Check the output of PT201/PT202

Check connecter & lamp

Change F902

Check Q203/D201

Check Interface board

Change Q201 or Q202

Change U201

CheckQ205/Q207/Q203/Q201or

/Q206/Q208/Q204/D202

Check Q206/Q207/C211

Change PT201/PT202