IBM 6868 User Guide - Page 124

Monitor problems The screen flickers. The monitor works when you turn on the computer, but goes blank when you start some application programs. The monitor works when you turn on the computer, but goes blank after some period of computer inactivity. Action Set the monitor for the highest, noninterlaced refresh rate supported by your monitor and the video controller in your computer. For more information, see the documentation supplied with your monitor and the README files for the graphics adapter that comes with your computer. The README files are on the Software Selections CD supplied with your computer. Attention: Using a resolution or refresh rate that is not supported by your monitor might damage it. You can reset the refresh rate through your operating system, using the instructions provided in the README files. See your operating system documentation for further information on monitor settings. If this does not correct the problem, have the monitor and computer serviced. Verify that: 1. The monitor signal cable is securely connected to the monitor and the monitor connector on the graphics adapter. For the location of the monitor connector on the graphics adapter installed in your computer, see "Connecting cables" on page 13. 2. The necessary device drivers for the application programs are installed. If you cannot correct the problem, have the monitor and computer serviced. The computer is probably set for energy savings using one of the power-management settings. If the power-management features are enabled, disabling or changing power-management settings might solve the problem (see "Power-management features" on page 55). If you cannot correct the problem, have the computer serviced. 110 IntelliStation User Guide