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indistinct, or too
dark.
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 connecting 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.
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.
On-Screen
Menus are
Locked is
displayed.
The monitor’s OSD lock function is enabled.
Press and hold the Menu
button for 10 seconds to
disable the OSD Lockout
function.
Power Button is
Locked is
Displayed
The monitor’s power button is locked. Function
is enabled.
Press and hold the Power
button for 10 seconds to
unlock the power button
function.
