Color video check, C-18, Enter – Epson 20 User Manual
Page 162: Place light pen on center of white block, Is the display correct (y/n)
If you do not have a light pen attached, press
N
and
Enter.
To begin
the test, press Y and
Enter.
You see this prompt:
PLACE LIGHT PEN ON CENTER OF WHITE BLOCK
Touch the center of the white block on the screen with the light pen.
When the light pen is correctly positioned, the block moves to
another part of the screen for a second test. After three successful
tests, the check ends.
An error occurs if one of the following is true:
l
The light pen is not connected properly
l
The light pen is malfunctioning
l
You do not touch the square within 12 seconds.
Color Video Check
This test displays 16 different screens, each a different color, and a
message indicating the color. The screens show the following colors in
the order specified below:
1 - Black
9
- Gray
2 - Blue
10 - Light blue
3
- Green
11 - Light green
4
- Cyan
12 - Light cyan
5 - Red
13 - Light red
6 - Magenta
14 - Light magenta
7 - Brown
15 - Yellow
8 - White
16 - White (high intensity)
To start this test, press 9 and
Enter.
Press any key to display each
screen. On the last screen, you see this prompt:
Is the display correct (Y/N)?
If all the colors are correct, press Y and
Enter
to end the test. If any
color is incorrect, first check the adjustment of your monitor, and
then make sure that both ends of the cable are plugged in firmly. If a
problem still exists, press
N
and
Enter
to display the error message.
C-18
Performing System Diagnostics