MAP 2400 (continued)
057 (continued)
IS THE BOARD A 486SX, 486DX, OR 486DX2 (72-PIN SIMM)
SYSTEM BOARD?
Yes No
058
Go to Step 062.
059
– Replace the display.
– If the symptom remains, replace the system board.
060
– Power off the system unit.
– Remove the socketed video RAM from the system board.
– Power on the system unit.
IS THE SCREEN DARK?
Yes No
061
Replace the video RAM.
062
(From step 058)
– Power off the system unit.
– Remove the remaining bank of SIMM cards.
– Power on the system unit.
DID THE SYMPTOM REMAIN?
Yes No
063
Replace the SIMM cards.
(Step 063 continues)
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