Monochrome Adapter Check - Epson 10020 User Manual

You can select the individual checks from this menu:
MONOCHROME ADAPTER AND CRT CHECK MENU

1 - Monochrome adapter check

2
- Attribute check
3
- Character set check
4
- Video check
5 -
6
- Run all above checks
0
Enter selection number:
If you run the monochrome adapter check multiple times,
this menu of checks
(option 1) is performed.
If an error occurs during any of these tests, record the
and message, or print them out. Then contact your Customer
Care Center.
When you finish running the monochrome adapter check, press
0 and Enter
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.
Sync check
- Exit
does
to return to the DEVICE LIST.
not appear and only the first test
Performing System Diagnostics
error code
1
and then
Enter.
D-11