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System Diagnostic Tests
The table below lists all the System diagnostic tests you can run
on your system.
System diagnostic tests
Device
Tests available
System Memory
Diskette Drive(s)
A or B
Sequential seek check
Random seek check
Write, read check l
Disk change check
Run all above checks
Seek check
Write. read check l
Read, verify check
Run all above checks
Serial Port(s)
COM1 or
COM2
Parallel Port(s)
LPT1, LPT2.
or LPT3
LPT1 or LPT2
Printer Test(s)
t
I
Description
Checks the system board
components
Tests the operation of any
built-in or optional math
coprocessor
Checks all memory and
displays a memory count
Tests the operation of the
selected diskette drive;
requires a formatted
diskette for some tests
Tests the operation of the
selected hard disk drive
Tests the selected serial
port; requires a loop-back
connector (contact your
dealer)
Tests the selected parallel
port: requires a loop-back
connector (contact your
dealer)
I
Tests the operation of the
selected dot matrix printer
~ and prints a test pattern
*
The Write, read check destroys data on the disk. Be sure to back up data
on a hard disk or insert a blank, formatted diskette before running this test.
Running System Diapzostics A-7