Satan’s Hollow repair log – 90412 power board causing resets/RAM errors


Repair cost:  About $7.

Symptom: Game resets during play, during movement, and sometimes shows “RAM Error B2” screen.

Diagnosis: 90412 power board had corrosion on J4, J5


  • 9/27/09 – Replaced J4, J5 with new 15-pin AMP connectors.  Recapped board.
  • 9/28/09 – Tested board, adjusted +5v, +12v.  Tested adjusted voltages on J4/J5 pins based on schematic.

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