Monochrome Adapter Check; Attribute Check; Character Set Check - Epson Equity LT-286 User Manual

Monochrome Adapter Check

To check the monochrome adapter, press
The computer checks the video RAM (display memory) on the
display adapter by writing certain data to memory, then reading it
back and comparing it to the written data. The computer also tests
the video enable signal of the display controller chip.

Attribute Check

To check the display attributes of the adapter card, press 2 and
Enter.
then
A series of messages appears showing examples of all the possible
display attributes (normal intensity, high intensity, blinking,
reverse, and underlining). Check the information that appears on
your screen, and then respond to the prompt:
t h e d i s p l a y
I s
Press Y and then
If the display attributes are not correct, adjust the brightness and
contrast on your display monitor. If they are still incorrect, press
Enter.
and

Character Set Check

To check your character set, press 3 and then
fonts included in the internal character generator are displayed on
your screen. Compare your screen display to this illustration:
c o r r e c t
Enter
if the display is correct.
Performing System Diagnostics
1 Enter.
and then
( Y / N ) ?
Enter.
The character
N
D-9