Acer B203W Panduan Servis - Halaman 34
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5. Power Board
No power
Check to CN902 Pin10,11 =14V and Pin6,7 = 5 V
Check AC line volt 120V or 220V
Check the voltage of C905(+)
Check start voltage for the Pin2 of IC901
Check the auxiliary voltage is smaller than 20V
Check T901,D906, D907, Q903,ZD921,ZD922,IC904,IC903
No power
NG
OK
NG
OK
NG
OK
NG
OK
NG
OK
Check Interface board
Change F901, Check BD901, L901, IC901
Check bridge retified circuit
Change IC901
Check IC901
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