(continued)
005 (continued)
Check the monitor I/O signal cable. Replace if defective.
– or –
Replace any optional video memory modules installed on the system board
and retest the system. If the symptom remains, replace the system board.
006
(From step 002)
– Power off the system unit and monitor.
– Unplug the monitor I/O signal cable from the system unit.
– Power on the system unit and monitor.
– Observe whether the screen lights up and does not remain black. You
may have to turn the brightness control all the way up and be in a dark or
dimly lit room.
DOES THE SCREEN CHANGE FROM BLACK (WITH MONITOR POWER
OFF) TO A LIGHTER SHADE (WHEN POWER IS ON)?
OR DO THE LEDs CYCLE FROM LEFT TO RIGHT (DIGITAL POWER-ON
LED MONITORS ONLY)?
Yes No
007
– Replace the monitor.
008
– Power off the system unit.
– Reconnect any disconnected cables.
– Make sure the Advanced Diagnostics diskette is in drive A.
– Power on the system unit.
IS THE SCREEN READABLE?
Note: If the screen shows a blinking cursor with no memory count running,
answer this question “No.”
Yes No
009
– Power off the system unit.
– Remove the hard disk drive system cable.
– Power on the system unit.
(Step 009 continues)
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