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Troubleshooting and tips Flickering stripes on the monitor screen
7.4 Flickering stripes on the monitor screen
V CAUTION!
Switch the server off immediately.
Monitor does not support the set horizontal frequency
Ê Find out which horizontal frequency your monitor screen supports. You will
find the horizontal frequency (also known as the line frequency or horizontal
deflection frequency) in the documentation for your monitor.
Ê Refer to the documentation for your operating system or the software for
your screen controller for how to set the correct horizontal frequency for your
monitor and follow the procedure accordingly.
7.5 No screen display or display drifts
The wrong horizontal frequency or resolution has been selected for the
monitor or for the application program.
Ê Find out which horizontal frequency your monitor supports. You will find the
horizontal frequency (also known as line frequency or horizontal deflection
frequency) in the documentation for your monitor.
Ê Refer to the documentation for your operating system or the software for
your screen controller for how to set the correct horizontal frequency for your
monitor and follow the procedure accordingly.
7.6 No mouse pointer displayed on the screen
Mouse driver not loaded
Ê Check whether the mouse driver is properly installed and is activated. Infor-
mation on the mouse driver can be found in the documentation for the
mouse, the operating system or the application program.