HP OMEN 25i Maintenance and Service Guide - Page 22

Support and troubleshooting The following table lists possible problems, the possible cause or each problem, and the recommended solutions. Table 4-2: Solving common problems Problem Possible cause Solution Screen is blank or Power cord is disconnected. video is flashing. Monitor is off. Video cable is improperly connected. System is in Sleep mode. Video card is incompatible. Image appears blurred, indistinct, or too dark. Brightness is too low. Check Video Monitor video cable is disconnected. Cable is displayed on screen. Input Signal Out of Range is displayed on screen. Video resolution and/or refresh rate are set higher than what the monitor supports. The monitor is off, but it did not seem to enter into Sleep mode. The monitor's power saving control is disabled. On-Screen Menus The monitor's OSD lock function is enabled. are Locked is displayed. Connect the power cord. Power the 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. Press any key on the keyboard or move the mouse to exit Sleep mode. Open the OSD menu and select the Input Control menu. Set Auto-Switch Input to Off and manually select the input 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 you connect the video cable. Change the settings to a supported setting. Open the OSD menu and select Power Control > Auto-Sleep Mode and set auto-sleep to On. Press and hold the Menu button on the front bezel to 10 seconds to disable the 19