HP D5064S User Guide - HP L156v 15" and L176v 17" LCD Monitors - Page 25
Troubleshooting, Solving Common Problems
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A Troubleshooting Solving Common Problems The following table lists possible problems and the recommended solutions. Problem Power LED is not on No Plug & Play Picture is fuzzy Picture bounces or a wave pattern is present in the picture The power LED is ON but there's no video or no picture Solution Check if the power switch is in the ON position. Power cord should be connected. Check if the PC system is Plug & Play compatible. Check if the Video Card is Plug & Play compatible. Check if the D-15 plug pin of Video Cable is bent. Adjust the contrast and brightness controls. Move electrical devices that may cause electrical interference. Computer Power Switch should be in the ON position. Computer Video Card should be snugly seated in its slot. Be sure monitor's video cable is properly connected to the computer. Inspect monitor's video cable and be sure none of the pins are bent. Be sure the computer is operational by pressing the Caps Lock key on the keyboard while observing the Caps Lock LED. The LED should either turn ON or OFF after pressing the Caps Lock key. User Guide A-1