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indistinct, or too dark. 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 connecting the video cable.
Input Signal Out of
Range is displayed on
screen.
Video resolution, refresh rate, or both,
are set higher than the monitor
supports.
Change the settings to a supported
setting. See Preset display resolutions on
page 29.
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 Left 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.
Monitor has trouble
waking from Sleep
mode
DisplayPower or USB Type-C inputs: Set
the DisplayPort hot-plug detection to
Always Active.
Power mode monitors: Set the hot-plug
detection to Always Active to switch the
monitor to Performance mode.
Slow performance from
USB devices connected
to the USB Type-A
monitor connectors
The monitor has a two-lane default for
USB-C. On selected products, you can
press the Joypad button to open the OSD
menu, navigate to the USB Type-C
configuration, and then select USB-C
Video + USB 3.0 for data transfer
prioritization.
Lower refresh rate or
color bits
Select USB-C Video + USB 2.0 for
refresh rate/color bits prioritization.
LAN connection drop Check if the LAN driver version on the
host PC is up to date.
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