step 1 Remove MC PCBA

Remove top cover (top cover guide here)

Remove the screws and wing nuts that attach the MC PCBA to the PCBA brackets.

Loosen the captive screws that attach the capacitor bracket to the base.

Disconnect cables: • Blower cable • Fan cable • DA-MC ribbon cable

Gently pull MC PCBA up from its connection on the CPU PCBA, then disconnect speaker #1 cable.

Remove PCBA brackets. To reinstall, follow the steps above in reverse order