Actions To Correct Abnormal Displays - Hitachi LCD Monitor User Manual

TROUBLESHOOTING (continued)

Actions to Correct Abnormal Displays

Depending on the kind of system equipment used, images may not be displayed normally. In this case, make the adjustments
suggested below. (only for RGB2)
Symptom 1
Text displayed across the screen appears vertically streaked, with some characters blurred (Figure 1).
Figure 1
Example
1) Press the MENU button. The Main Menu will be displayed.
2) Press the
3) Press the OK button. The Setup Menu will be displayed.
4) Press the
When adjustment is not possible with Auto Adjust
Adjustment
5) Press the MENU button. The Main Menu will be displayed.
procedure
6) Press the
7) Press the OK button. The Setup Menu will be displayed.
8) Press the
(Display fine patterns as characters or a vertical striped pattern over the entire screen during Horizontal Clock adjustment.)
9) Press the
10) Perform adjustment for symptom 2 below, when the characters are blurred on the entire screen.
• The display image may be momentarily disturbed during clock adjustment but this is not a failure.
Text displayed across the screen appears blurred in its entirety (Figure 2).
Symptom 2
A fine pattern flickers when displayed on the screen (Figure 3).
Figure 2
Example
1) Press the MENU button. The Main Menu will be displayed.
2) Press the
3) Press the OK button. The Setup Menu will be displayed.
4) Press the
When adjustment is not possible with Auto Adjust
Adjustment
5) Press the MENU button. The Main Menu will be displayed.
procedure
6) Press the
7) Press the OK button. The Setup Menu will be displayed.
8) Press the
(Display fine patterns as characters or a vertical striped pattern over the entire screen during Clock Phase adjustment.)
9) Press
clean across the screen.
SELECT button and select Setup.
SELECT button and select Auto Adjust.
SELECT button and select Setup.
SELECT button and select Horizontal Clock.
or ADJUST buttons and search for clear characters over the entire screen.
Before adjustment
After adjustment
SELECT button and select Setup.
SELECT button and select Auto Adjust.
SELECT button and select Setup.
SELECT button and select Clock Phase.
or ADJUST buttons to make the text appear
Vertical Streaks
Before adjustment.
Some characters are blurred.
Figure 3
9) Press or
without flickering.
After adjustment.
All characters appear
crisp now.
After adjustment.
All characters are
blurred.
Before adjustment
After adjustment
ADJUST buttons to make the text appear
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