Monochrome adapter check, Attribute check, C- 11 – Epson Apex 20020 User Manual
Page 175: C-11, Enter, Is the display correct (y/n)
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
Enter
to return to the DEVICE LIST.
Monochrome Adapter Check
To check the monochrome adapter, press
1
and then
Enter.
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.
A series of messages are displayed showing
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
Enter
if the display is correct.
If the display attributes are not correct, adjust the brightness
and contrast on your display monitor. If they are still incorrect,
press
N
and
Enter.
Contact your Customer Care Center to
make sure that your monitor is able to display all the attributes
available and to ensure that your monitor cable is not damaged.
Performing System Diagnostics
C-11