PREMIUM Reviving a Dead Acer E5-571: i7 5th Gen with Discrete GPU

PapzCharles

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Problem: no power

defective SIO.. replace and Program. May power na pero stuck sa 80ma current..
S5 enable present but s5 rails are missing.

Futher checking shows 3valw present but 5valw absent.. there for 3vs and 5vs ay hindi tatawid sa load switch, so no S5 rail.
No ic avalable.. convert nalang using buck reg since buck reg din naman ang 5valw supply..

remove nalang 5v reg and inductor..

pwedeng pwede naman as long as alam mo power flow/sequence / requirments. Set nalang tamang Output..

All fix Done..

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