Troubleshooting
│
71
Product-specific problems
Specific
symptoms
Possible solutions
Screen image is too
small
• Check the
Aspect Ratio
setting in the
Display
settings
OSD.
• Reset the monitor to Factory Settings (
Factory Reset
).
Cannot adjust the
monitor with the
buttons on the
bottom of the panel
• Turn off the monitor, unplug the monitor power cable, plug
it back, and then turn on the monitor.
• Check if the OSD menu is locked. If yes, press and hold the
button 5 for four seconds to unlock.
No input signal
when user controls
are pressed
• Ensure that the computer is not in the power-saving 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.
The picture does
not fill the entire
screen
• Due to different video formats (aspect ratio) of DVDs, the
monitor may display in full screen.
• Run the built-in diagnostics.