System diagnostics tests (continued)

Device

Tests available

Description

 

 

 

Dot-matrix

 

Tests the

 

 

operation of a

 

 

dot-matrix printer

 

 

in several modes;

 

 

requires the

 

 

printer to be

 

 

loaded with paper

 

 

 

Hard disk drive(s)

Seek check

Tests the

and controller

Write, read check

operation

 

Read, verify check

of the hard disk

 

Run all above checks

drive(s)

 

 

 

Alternate parallel

 

Tests the

port (on option

 

secondary

card)

 

parallel

port;

 

 

similar

to primary

 

 

parallel

port test

 

 

 

Parallel port on a

 

Tests the parallel

video adapter

 

port included

 

 

on a video

 

 

adapter; requires

 

 

a loop-back

 

 

connector

 

 

(contact your

 

 

dealer)

 

 

 

 

 

Performing System Diagnostics

C-11