well, i finally found the problem.
Capacitor C22 shorted.
SOC_RTCRST# should 3V....
champunk
New Member
Last Activity: 04-17-2025, 05:18 AM
Joined: 09-21-2023
Location: jakarta
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Acer FH5AT LA-K093P Rev 1.0 missing +1.8v_EN
Hi, please help me out..
my laptop turn on 3secs then off. No post, fan no spin.
i have checked:
5valw OK
3valw OK
but not 1.8v
signal EN from EC to IC PU1801 is missing (0v).
PR1807 ok. Pin 20 EC = 0V.
Really hope someone can guide me further...
thanks... -
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