Acer AL1716 AL1716v Service Guide - Page 36
Check AC line volt 110V or 220V
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5. PWPC No Power No power Check AC line volt 110V or 220V NG OK Check AC line Check the voltage of C904(+) OK NG Check start voltage for the pin3 of IC901 OK NG Check F901, bridge rectified circuit Check R903, R904,IC901 Check the auxiliary voltage is between 10V-16V OK NG Check D910, D911, IC902 Check IC901,T901 Check ZD901, D903 35