MAP 2400: Video Graphics Array
Symptom Explanation
Conditions That Could Cause This
Symptom
You have entered this
MAP because you were
unable to complete the
POST, you suspect a
display problem, or you
received a display error
message.
The display is failing.
The display power cord is failing.
The hard disk drive signal cable is
failing.
A SIMM card is failing.
The system board is failing.
Notes:
1. If you have a 486SX, 486DX, or 486DX2 (72-pin memory SIMM) system
board, run the Configuration Utility and make sure the display type
shown matches the display installed.
2. Machines equipped with a high voltage power supply have a power cord
between the system unit and the display. Some displays have a
detachable system I/O signal cable between the display and the system
unit. In either case, check the power cord or system I/O signal cable
before replacing the unit. See “Detachable Display System I/O Signal
Cable Connector Test Points” on page 5-19 for pin identification.
001
– Power off the system unit.
– Remove all adapter cards from the riser card.
– Power on the system unit.
DID THE SYMPTOM REMAIN?
Yes No
002
Go to “MAP 2000: Riser Card” on page 2-93.
003
(Step 003 continues)
Diagnostic Information 2-97
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