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820-4652-A / iMac 27" 2014 / No diagnotic LEDs
- Thread starter quasimodo
- Start date
Did you remove CMOS cell?
You can use 12V from lab power supply; more easy to work.
Do you get 12V_S5 voltage?
You can use 12V from lab power supply; more easy to work.
Do you get 12V_S5 voltage?