User Manual

Support and troubleshooting4
If your monitor is not working as expected, you might be able to resolve the issue by following the instructions
in this section.
Solving common issues
The following table lists possible issues, the possible cause of each issue, and the recommended solutions.
Table 4-1 Common issues and solutions
Issues Possible cause Solution
Screen is blank or video is
ashing.
Power cord is disconnected. Connect the power cord.
Monitor is o. Press the monitor power button.
Video cable is improperly connected. Connect the video cable properly. For more information, see
Connecting the cables on page 14.
System is in Auto-Sleep Mode. Press any key on the keyboard or move the mouse to
inactivate the screen blanking utility.
Video card is incompatible. Open the OSD menu and select the Input menu. Set Auto
Switch Input to O and manually select the input.
or
Replace the video card or connect the video cable to one of
the computer’s on-board video sources.
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.
“Input Signal Not Found" 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
o 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 35).
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 select On.
The monitor’s camera does
not work when you use
Windows Hello.
The monitor camera is not set as the
default.
If your computer has an IR camera, disable the computer's
IR camera from Device Manager. Then congure the monitor
camera as the default.
The power light is o. The monitor is not connected to AC
power.
Connect the power cord to the monitor and to an AC outlet.
The ports or jacks on the
monitor do not work.
The monitor is not connected to AC
power.
Connect the power cord to the monitor and to an AC outlet.
The monitor is not connected to the
computer correctly.
Disconnect the USB cable from the computer, and then
reconnect it.
The USB device attached to the port
is not compliant with the monitor
Disconnect the device that disabled the port.
Support and troubleshooting 29