24
Image appears
blurred,
indistinct, or
too dark.
Brightness setting is too
low.
Open the OSD menu, and select
Brightness
to adjust the brightness scale as needed.
“Check Video Cable”
is displayed on the
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
connecting the video cable.
“Input Signal Out of
Range” is displayed
on screen.
Video resolution and/or
refresh rate are set
higher than the monitor
supports.
Change the settings to a supported setting
(see
Preset display resolutions on page 26
).
The monitor does
not enter into a
low-power sleep
state.
The monitor's power
saving control is disabled.
Open the OSD menu and select
Power
,
select
Auto-Sleep Mode
, and then set
auto-sleep to
On
.
“OSD Lockout” is
displayed.
The monitor's OSD
Lockout function is
enabled.
Press and hold the
Menu
button for 10
seconds to disable the OSD Lockout function.
“Power Button
Lockout” is
displayed.
The monitor's Power
Button Lockout feature is
enabled.
Press and hold the
Power
button for 10
seconds to unlock the power button function.
