HP t150 Maintenance & Service Guide: HP MultiSeat 6000 Desktop, HP MultiSe - Page 185
Solving Display Problems, If you encounter display problems
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Solving Display Problems If you encounter display problems, see the documentation that came with the monitor and to the common causes and solutions listed in the following table. Table K-5 Solving Display Problems Blank screen (no video). Cause Monitor is not turned on and the monitor light is not on. Bad monitor. The cable connections are not correct. You may have a screen blanking utility installed or energy saver features are enabled. System ROM is corrupted; system is running in Boot Block Emergency Recovery Mode (indicated by eight beeps). You are using a fixed-sync monitor and it will not sync at the resolution chosen. Computer is in standby mode. Monitor cable is plugged into the wrong connector. Monitor settings in the computer are not compatible with the monitor. Monitor is configured to use an input that is not active. Solution Turn on the monitor and check that the monitor light is on. Try a different monitor. Check the cable connection from the monitor to the computer and to the electrical outlet. Press any key or click the mouse button and, if set, type your password. Reflash the system ROM with the latest BIOS image. See the "Boot Block Emergency Recovery Mode" section of the Desktop Management Guide for more information Be sure that the monitor can accept the same horizontal scan rate as the resolution chosen. Press the power button to resume from standby mode. CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose any unsaved data. If the computer system has both an integrated graphics connector and an add-in graphics card connector, plug the monitor cable into the graphics card connector on the back of the computer. 1. In the Control Panel, under Appearance and Personalization, under Display,select Adjust screen resolution. 2. Use the sliding control to reset the resolution. Use the monitor's on-screen menu controls to select the input that is being driven by the system. Refer to the monitor's user documentation for more information on the on-screen controls and settings. Solving Display Problems 175