Acer AL2032W AL2032W Service Guide - Page 29
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Chapter 4 TROUBLE SHOOTING This chapter provides trouble shooting information forAL2032 1. No Power No Power Check Adaptor Power Output =18V OK Check Scalar Module Output L4 =5V? U4 #2 = 3.3V ? L 13 = 1.8V ? OKKK Check Power Button From Scalar/B(CN5) to Button/B(CN1) NO Change Adaptor Power Board NO Change Scalar Module Board NO Check Cable Yes Open ? Change Cable NO Change Switch or Button Board - 29 -