Thansk to reply.
PP3V8_AON: 0.2[B]Ω[/B]Thansk to reply.
PP3V8_AON: 0.2[B]Ω[/B]Thansk to reply.
PP3V8_AON: 0.2[B]Ω[/B]...
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A2485, A2780(820-02100, 820-02890) PP3V8 short
Hello
I am repairing the A2780 (M2Pro 16").
There is no schematics and board view of A2708 yet, so I am referring 820-02100 (A2485).
Stuck 5.2V, 0.02A
'PP3V8_AON' short on diode mode and no voltage.
'PP3V8_AON_MPMU' short on diode mode.
'PPBUS_AON' looks fine. 12.3V
'PPVIN_P3V8AON' looks fine(not short on diode mode), 12.3V
I tried to remove the U5700, Q5800, Q5820, Q5840 and PP3V8 aond still stuck.
It seems to be a problem in the process of moving from 'PPBUS_AON' to 'PP3V8_AON'.
Even if I check with thermal...Last edited by JxxK; 05-27-2024, 07:14 AM.
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