Appendix A

Running System Diagnostics

You can test the following devices using the System diagnostics program:

tl System board

Lt Numeric coprocessor

Cl System memory

0 Diskette drive(s)

LI Hard disk drive(s)

c3 Serial port(s)

tl Parallel port(s)

Cl Dot matrix printer(s).

For some devices, you can run more than one type of test. See the table on page A-7 for a list of the tests available for each device.

Note

The Write, read checks for the hard disk drive(s) and diskette drive(s) destroy data on the disk. Be sure to back up any data on your hard disk or insert a blank, formatted diskette before you run this test. Also be sure to do this if

you select Run all above checks.

Running System Diagnostics A-l