Using Diagnostics
2-11
4.
Select
Pixel
.
Pixel
Test
Press left key to
toggle
pixel
display
Each dot on the display is called a pixel.
5.
Press the left
A
. The display shows all pixels ON (black). If a pixel
is not on, make a note and call Service.
The left
A
is an ON and OFF toggle switch. Press the left
A
again to turn OFF the pixels. The display shows all pixels OFF
(blank screen).
6.
Press
F
until you return to the Diagnostics menu.
Keyboard
Use this menu to see if the buttons on the keyboard are working properly.
Main Menu
To exit, press
F
at any time.
1.
From the Diagnostics menu, select
Keyboard
.
Press
key
2.
Press each key one at a time except for
P
(power). The four boxes
on the display represent a key. If the keys are working correctly, the
boxes turn black.
Press feed to exit
If one of the boxes does not turn black, that key is not working
properly. Make a note and call Service.
3.
Press the
F
button to return to the Diagnostics menu.
Diagnostics
Online Diag.
Setup
Service
File System
Exit
Printer
Display
Keyboard
Comm.
RAM
Data
Dump
About
Exit
