Starting the Diagnostics Program

To start the diagnostics program, follow these steps:

1.Insert the Reference diskette in drive A and turn on or reset the computer.

2.When you see the following prompt, press the Del key:

Press <Del> to start SETUP

3.At the next prompt, select Start operating system.

4.At the A : prompt, type DIAG and press Enter to run System diagnostics. You see a title screen.

5.Press any key to continue. You see the main menu, described below.

The Main Menu Screen

tem board Memory Hard disk Floppy Keyboard Video Misc.

Basic functionality test

CPU protected mode test

Processor speed test

Coprocessor test

DMA controller test

Interrupt controller test

Timer test

Realtime clock test

CMOS validity test

Run time parameters

sting mode : (T)imebound / (C)ontinuous / (P)assbound ? P

It on error (Y/N) ? Y Error logging (Y/N) ? N No. of passes : 00001

v/Next window-,tPrev/NexttestTk Run highlightedtest<Enter>Exit<Esc> ;parms<FZ> Sel/desel test<F3> Se1 all<F4> Desel all<F5> Run se1 tests<F6>

ts basic operation of CPU in real mode

C-2 Performing System Diagnostics