System Diagnostic Tests
The table below lists all the System diagnostic tests you can run
on your system.
System diagnostic tests
Device
System Board
Numeric
Coprocessor
System
Memory
Diskette
Drive(s)
A or B
Hard Disk
Drive
Serial Port(s)
COM1 or
COM2
Printer Port
LPT1
LPT1
Printer Test(s)
Tests available
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
Description
Checks the system board
components
Tests the operation of any
existing numeric coprocessor
Checks all memory and displays
a memory count
Tests the operation of the
selected diskette drive; requires
a formatted diskette for some
t e s t s
Tests the operation of the
internal hard disk drive
Tests the selected serial port:
requires a loop-back connector
Tests the selected printer port;
requires a loop-back connector
Tests the operation of the
selected dot matrix printer and
prints a test pattern
Running System Diagnostics
6-7