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I have problem with this board, when i have battery connected and insert adapter then magsafe led blink and is off.
Next it working from Battery.
When I use only power adapter without battery it works fine.
Kindly Regards Mariusz
RPM is ok ~6000rpm
I worry about Wifi - shows ~40C but isn't more hot that rest of board.
I changed it but without good results.
Now i stuck with this repair.
I have next similar repair but with older mac(mid 2014). Maybe I'm doing something wrong. Maybe this is cleaning problem.
Please look ASD...
I tested it in working top case.
Board has not turning on with battery and that was R7150 problem.
Was water damaged SMC area - some pads and resistors repaired/changed.
SMC i took from new board, number same but different processor.
I have this board after water damage.
After my repair board works but with one problem.
Fan runs at high speed.
Could anybody have any suggest?
I/O Board Changed
WiFi Card changed
SMC Changed from Working Board
All corroded elements are tested, (all which i saw)