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Old 04-11-2022, 10:55 PM   #4
mcplslg123
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Join Date: Jun 2015
City & State: siliguri
My Country: india
Line Voltage: 220vac,60hz
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Posts: 4,534
Default Re: Hp 15-dy1731ms not turning on

ACOK pin uses pull up from 3.3V rail and that rail is usually LDO. Check the resistor connected to pin5 of charging IC. Do you get 3.3V on the other end of resistor?? If so, that indicates presence of 3.3V LDO. Problem seems to be that of ACDET. What is the voltage on AD_ID pin of dcjack??
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