Support And Troubleshooting - HP E27q G5 Maintenance And Service Manual

Support and troubleshooting

The following table lists possible problems, the possible cause or each problem, and the recommended solutions.
Issues
Screen is blank or video is
blinking.
Image appears blurred,
indistinct, or too dark.
"Check Video Cable" is
displayed on the screen.
"Input Signal Out of Range"
is displayed on screen.
The monitor does not enter
into a low-power sleep state.
Touch function is not working
(select products only)
"OSD Lockout" is displayed. The monitor's OSD Lockout function
"Power Button Lockout" is
displayed.
Monitor has trouble waking
from Sleep mode
26
Possible cause
Power cord is disconnected.
Monitor is off.
Video cable is improperly connected.
System is in Auto-Sleep Mode.
Video card is incompatible.
Brightness setting is too low.
Monitor video cable is disconnected.
Video resolution rate, refresh rate, or
both, are set higher than the monitor
supports.
The monitor's power saving control is
disabled.
The touch screen function is enabled
only if the USB Type-B port on the
monitor is connected to the USB-
Type-A port on the computer via a
USB Type-B-to-A cable.
is enabled.
The monitor's Power Button Lockout
feature is enabled.
Solution
Connect the power cord.
Press the monitor 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.
Connect the video cable properly. For more information, see
Connecting the cables on page 10.
Press any key on the keyboard or move the mouse to
inactivate the screen blanking utility.
Open the OSD menu and select the Input menu. Set Auto-
Switch Input to Off 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.
Open the OSD menu, and select Brightness to adjust the
brightness scale as needed.
Connect the appropriate video signal cable between the
computer and monitor. Be sure that the computer power is
off while connecting the video cable.
Change the settings to a supported setting. See
resolutions on page 28.
Open the OSD menu and select Power, select Auto-Sleep
Mode, and then set auto-sleep to On.
Connect the appropriate cables.
Press and hold the Left button for 10 seconds to disable the
OSD Lockout function.
Press and hold the Power button for 10 seconds to unlock the
power button function.
DisplayPort 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.
Preset display