AT&T PC 6300 - Operating Procedures

n
MAINTENANCE
n
6. Load the DMA Test Diagnostics by entering:
A> DMA-TEST<CR>
n
n
n
I i
n
ft
n
n
7. When the diagnostics have been loaded, MENU A will appear
on the screen.
Operating Procedures
When the DMA controller test is started, the following message is
displayed:
Motherboard DMA Controller Test ~ Version X.X
This program tests the DMA controller for multichannel
operat ion.
If the DMA has a bug the program may hang.
If this happens for more than 120 seconds, re-start the
computer and run the test again.
If the compu*ter hangs a second time, or a fail message is
reported, a new PAL, PL52B, is available from the Hot-Line,
1-800-922-0354, to correct the problem.
Press <return> to execute test -
When the return key is pressed, the following message appears:
DMA TEST
5-143
n
n.