Hi friends i need help on this Acer aspire 4730z board id:JAL90 LA4201P REV. 1.0.The problem is 19v is present but there is no 3.3v v and 5v, check sio chip there is no present voltage of 3.3v also the bios chip no 3.3v on pin 8.Anyone please give advise and help please
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acer aspire 4730z no 3v and 5v dead laptop
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