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Problem
5. Green / red / blue / white dots or dark dots
remain on the screen.
6. Interference patterns or pressure marks
remain on the screen.
7. Noise appears on the screen.
8. (When using DisplayPort signal input)
Position of windows and icons is shifted
when turning power off/on.
5-3. Imaging problems (for analog only)
Problem
1. Display position is incorrect.
2. Vertical bars appear on the screen or a part
of the image is flickering.
3. Whole screen is flickering or blurring.
• This is due to LCD panel characteristics and not a malfunction.
• Leave the monitor with a white or black screen. The symptom may disappear.
• In the Setting menu, set "Overdrive" to "Off" (see
• When inputting HDCP system signals, normal images may not be displayed immediately.
• Turn the setting "On" for "DP HPD Control" on the "Administrator Settings" menu (see
• Use "Position" in the Setting menu to correct the image position (see
29)).
• If the problem persists, use the graphics board's utility if available to change the display position.
• Use "Clock" in the Setting menu to adjust it (see
• Use "Phase" in the Setting menu to adjust it (see
- 40 -
Possible cause and remedy
"Overdrive" (page
25)).
Possible cause and remedy
"Hor. Position" (page
"Clock" (page
29)).
"Phase" (page
29)).
Chapter 5 Troubleshooting
"DP HPD Control" (page
35)).
29),
"Ver. Position" (page
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