Monochrome Adapter Check; Attribute Check - Epson Apex 20020, 20040 User Manual

If an error occurs during any of these tests, record the error
code and message, or print them out. Then contact your
Customer Care Center.
When you finish running the monochrome adapter check,
press 0 and

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. It 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
then
Enter.
examples of all the possible display attributes (normal intensity,
high intensity, blinking, reversed characters, and underlining).
Check the information displayed on your screen, and then
respond to the prompt:
Is the display correct (Y/N)?
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 and
N
make sure that your monitor is able to display all the attributes
available and to ensure that your monitor cable is not damaged.
to return to the DEVICE LIST.
Enter
A series of messages are displayed showing
if the display is correct.
Enter
Contact your Customer Care Center to
Enter.
Performing System Diagnostics
and then
1 Enter.
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