22” LCD Color Monitor Adelpia TGL2260A
38
W / LED, No Backlight
Check F801=12V
NG
OK
Check adapter or MB
Check ON/OFF
Check Interface board
NG
OK
Check IC801
NG
OK
Change ON/OFF
NG
OK
Change IC801
Check the input of Q802, Q803
NG
Check the output of T801, T802
Change Q802, Q803,Q811,Q812,Q801,Q804
Check connecter & lamp
OK
NG
Change T801, T802
OK
Check IC801 PIN9,10 have the output of square wave at short time
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