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System diagnostics tests (continued)
Device
Dot matrix printer
L
L
Hard disk drive(s)
and controller
L
Parallel port on a
video adapter
L
Alternate parallel
port
L
Tests available
Seek check
Write, read check
Read, verify check
Run all above checks
Description
Tests the operation of a
dot matrix printer in
several modes; requires
the printer to be
loaded with paper
Tests the operation of
the hard disk drive(s)
Tests the secondary
parallel port; similar to
primary parallel port test
Tests the parallel port
included on a video
adapter; requires a
loop-back connector
(contact your dealer)
Error Messages
The following table lists all the error messages that may appear
during System diagnostics testing.
System diagnostics error messages
Error code
Message
System board
101
CPU error
102
ROM checksum error
103
Timer counter register error
104
Timer counter error
105
Refresh error
106
DMA page register error
C-10 Performing System Diagnostics