User's Manual

14 3 Support and troubleshooting
3. Support and troubleshooting
Solving common problems
The following table lists possible problems, the possible cause of each problem, and the
recommended solutions.
Problem Possible Cause Solution
Screen is blank or video
is flashing.
Power cord is
disconnected.
Connect the power cord.
Monitor is off. Press the Power button.
NOTE: If pressing the Power button has no effect,
press and hold the power button for 10 seconds to
disable the Power button lockout feature.
Video cable is
improperly connected.
Connect the video cable properly. See Connecting
the cables on page 5 for more information.
System is in sleep
mode.
Press any key on the keyboard or move the mouse
to exit sleep mode.
Video card is
incompatible.
Open the OSD menu and select the Input Control
menu. Set Auto-Switch Input to Off and manually
select the input.
Image appears blurred,
indistinct, or too dark.
Brightness is too low. Open the OSD menu and select Brightness to
adjust the brightness scale as needed.
Check Video Cable is
displayed on screen.
Monitor video cable is
disconnected.
Connect the appropriate video signal cable
between the computer and monitor. Be sure that
the computer power is off while you connect the
video cable.
Input Signal Out of
Range is displayed on
screen.
Video resolution and/or
refresh rate are set
higher than what the
monitor supports.
Change the settings to a supported setting. See
Preset display resolutions on page 17 for more
information.
The monitor is off but it
did not seem to enter
into sleep mode.
The monitor's power
saving control is
disabled.
Open the OSD menu and select Power Control >
Auto-Sleep Mode and set auto-sleep to On.
On-Screen Menus are
Locked is displayed.
The monitor’s OSD lock
function is enabled.
Press and hold the Menu button on the front bezel
for 10 seconds to disable the OSD lockout function.
Power Button is
Locked is displayed.
The monitor’s power
button is locked.
Press and hold the power button for 10 seconds to
disable the power button lock function.