Hitachi CMP4121HDU Computer Monitor User Manual


 
Symptom 2
Text displayed across the screen appears blurred in its entirety (figure 2).
A fine pattern flickers when displayed on the screen (figure 3).
Example
ABCDEFGHIJ
abcdefgABCDEFGabcd
ABCDEFGHIJ
abcdefgABCDEFGabcd
Before adjustment
After adjustment
ABC
ABC
ABC
Before adjustment
After adjustment
Adjustment
procedure
1) Press MENU button to open the MAIN MENU.
2) Press SELECT button several times to choose DISPLAY.
3) Press to open the DISPLAY MENU.
4) Press to choose AUTO ADJUST.
5) Press . (ADJUST OK)
(Adjust the by displaying a fine pattern, such as a character string, or vertical streak
pattern across the screen.)
If AUTO ADJUST does not work well.
6) Press MENU button to open the MAIN MENU.
7) Press SELECT button several times to choose DISPLAY.
8) Press to open the DISPLAY MENU.
9) Press to choose MANUAL ADJUST.
10) Press to open the MANUAL ADJUST MENU.
11) Press several times to choose PHASE.
(Adjust the phase by displaying a fine pattern, such as a character string, or vertical
streak pattern across the screen.)
12) Press or to make the text appear
clean across the screen.
12) Press or to make the text appear
without flickering.
ENGLISH
26
TROUBLESHOOTING (continued)
Figure 2
Figure 3