Test with D key and diagnosis
Result:
With the SMC unit (System Management Controller).
there may be a problem
Reference code: PFM006
Since then, Bluetooth is no longer possible and the Intel i7-6700 only clocks at 800 MHz.
It was only possible to install macOS Catalina 12.7, which took a...
HI Guys, i know there are different smc for each macbook motherboard. Can anyone confirm if this SMC is correct for 820-4924 .
The nr on SMC is: LM4FS1EH
iS THAT CORRECT SMC?
I'm trying to repair a fan spin issue on a MacBook Pro 5.3.
The problem with the board is that after starting the 2nd+ time, the fan shortly spins up to full, then comes down to normal speed.
I checked all electrical signals and compared them to another logicboard - no difference on first...
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