HP E24i User Guide - Page 27

Support and troubleshooting, Solving common issues

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3 Support and troubleshooting Solving common issues The following table lists possible issues, the possible cause of each issue, and the recommended solutions. Table 3-1 Common issues and solutions Issues Possible cause Solution Screen is blank or video is flashing. Power cord is disconnected. Monitor is off. 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 sec to disable the Power Button Lockout feature. Video cable is improperly connected. Connect the video cable properly. For more information, see Connecting the cables on page 9. 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 AutoSwitch 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. 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 or no video source. 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 Video resolution and/or refresh rate displayed on screen. are set higher than the monitor supports. Change the settings to a supported setting (see Preset display resolutions on page 31). The monitor does not enter The monitor's power saving control is Open the OSD menu and select Power, select Auto-Sleep into a low-power sleep state. disabled. 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 sec to disable the OSD Lockout function. "Power Button Lockout" is displayed. The monitor's Power Button Lockout Press and hold the Power button for 10 sec to unlock the feature is enabled. power button function. Solving common issues 21

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3
Support and troubleshooting
Solving common issues
The following table lists possible issues, the possible cause of each issue, and the recommended solutions.
Table 3-1
Common issues and solutions
Issues
Possible cause
Solution
Screen is blank or video is
flashing.
Power cord is disconnected.
Connect the power cord.
Monitor is off.
Press the monitor power button.
NOTE:
If pressing the power button has no effect, press and
hold the power button for 10 sec to disable the Power Button
Lockout feature.
Video cable is improperly connected.
Connect the video cable properly. For more information, see
Connecting the cables
on page
9
.
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
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.
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
or no video source.
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
31
).
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 sec 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 sec to unlock the
power button function.
Solving common issues
21