Acer X193W Service Manual - Page 38
Browse online or download pdf Service Manual for Monitor Acer X193W. Acer X193W 50 pages. Acer lcd monitor user's guide
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5. No Backlight
Check C802 (+) =12V
OK
Check ON/OFF signal
Check IC801 pin12=12V?
OK
Check the pin9&10 of IC801 have PWM wave
OK
Check the resonant wave of
pin3 & pin7 for T801,T802
OK
Check the output of T801/T802
Check connecter & lamp
NG
NG
OK
NG
NG
NG
NG
OK
Change F801
Check Interface board
Change Q805.Q808 or Q810
Change Q801/Q804/Q811/Q812
OK
Replace IC801
Check Q802/Q803
Change T801/T802
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