MAP 2400 (continued)
076 (continued)
(From step 074)
– Press 6 (RUN TESTS 1 THROUGH 5), then press Enter.
The following happens:
– A VGA test is performed.
– A video memory test is performed.
– The screen goes blank.
– The size of the video memory is displayed.
DID YOU RECEIVE AN ERROR MESSAGE PRIOR TO THE DISPLAY
ATTRIBUTE SCREEN APPEARING?
Yes No
077
Go to Step 085 on page 2-113.
078
IS THE ERROR A 2408, 2409, 2418, or 2419?
Yes No
079
Go to Step 085 on page 2-113.
080
IS YOUR SYSTEM BOARD A 486SX WITH 30-PIN MEMORY SIMMS, AND
DOES IT HAVE VIDEO RAM INSTALLED IN SOCKET LOCATIONS U31,
U35, U36, AND U37 (FOR LEVEL 1) OR U29, U30, U31, AND U32 (FOR
LEVEL 2)?
See the “System Board Layouts” on pages 5-2 through 5-13.
Yes No
081
Replace the system board. If the symptom remains, replace the
display.
082
(Step 082 continues)
2-112
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