|芝SATELLITE A80S修

来源：迅维网 笔记本维修

　　|芝SATELLITE A80 S修(COMPAL LA-2491)_C不|l,首先量+5VALWP,+12VALWP,+3VALWP,+1.5VALWP

　　量得+4.2V,+11.2V,+3.21V,+0.26V,其中三M好黠@偏低

　　+5VALWP,+12VALWP,+3VALWP,由PWM IC MAX1902控制,PIN11(RST#)出POK到 ISL6227 PIN21(EN2)由於褐挥3.26Vе+1.5VALWP出0.26V,此红H,LR界,有r代C有+1.47V,按 POWER SW_C可正常,有ro法|l,查MAX1902回授容PC63 100P/50V(0402)容不良,更Q後,量得+4.93,+12.2V,+3.21V,+1.47V,POWER ON_C恢驼常