IBM IntelliStation Z Pro Type 6866 User Manual page 117

Monitor problems Action
The screen flickers. 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.
The monitor works Verify that:
when you turn on the
1. The monitor signal cable is securely connected to
computer, but goes
blank when you start
some application
programs.
2. The necessary device drivers for the application
If you cannot correct the problem, have the monitor
and computer serviced.
The monitor works The computer is probably set for energy savings
when you turn on the using one of the power-management settings. If the
computer, but goes power-management features are enabled, disabling
blank after some or changing power-management settings might solve
period of computer the problem (see "Power-management features" on
inactivity. page 51).
If you cannot correct the problem, have the computer
serviced.
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
computer cables" on page 13.
programs are installed.
Chapter 6. Troubleshooting
101