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Common Symptoms
Possible Solutions
Intermittent problems
Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.
Reset the monitor to factory settings (Factory Reset).
Perform a monitor self-test feature check to determine if the intermittent problem occurs in self-test
mode.
Missing color
Perform a monitor self-test feature check.
Ensure that the video cable connecting the monitor to the computer is connected properly and is secure.
Check for bent or broken pins in the video cable connector.
Wrong color
Try different Preset Modes in Color settings OSD. Adjust R/G/B value in Custom Color in Color
settings OSD.
Change the Input Color Format to RGB or YCbCr/YPbPr in the Color settings OSD.
Run the onboard diagnostics.
Set the screen to turn off after a few minutes of screen idle time. These can be adjusted in the Windows
Power Options or Mac Energy Saver setting.
Image retention from a static
image left on the monitor for
a long time
Alternatively, use a dynamically changing screensaver.
Video ghosting or
overshooting
Change the Response Time in the Display OSD to Normal or Fast depending on your application and
usage.
Product-specific problems Table 24. Product-specific problems
Specific Symptoms
Possible Solutions
Check the Aspect Ratio setting in the Display settings OSD.
The screen image is too
small
Reset the monitor to factory settings (Factory Reset).
Turn Off the monitor, unplug the power cable, plug it b ack, and then turn On the monitor.
Cannot adjust the monitor
with the buttons on the
bottom of the panel
Check if the OSD menu is locked. If yes, press and hold the Exit button (button 4) for four seconds to
unlock.
No Input Signal when user
controls are pressed
Check the signal source. Ensure that the computer is not in Standby Mode by moving the mouse or
pressing any key on the keyboard.
Check if the video cable is plugged in properly. Disconnect and reconnect the video cable if necessary.
Reset the computer or video player.
Due to different video formats (aspect ratio) of DVDs, the monitor may display in full screen.
The picture does not fill the
entire screen
Run the onboard diagnostics.
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Troubleshooting