HP E24u User Guide - Page 29
Support and troubleshooting, Solving common issues
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3 Support and troubleshooting 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 3-1 Common issues and solutions Issues Possible cause Solution Screen is blank or video is blinking. 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 seconds to disable the Power Button Lockout feature. Video cable is improperly connected. Connect the video cable properly. 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. "Check Video Cable" 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 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. 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 seconds 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 seconds to unlock the feature is enabled. power button function. Solving common issues 23