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Troubleshooting and Tips
Brightness control is set too dark
Ê Adjust the brightness control to increase the brightness. For detailed infor-
mation, please refer to the operating manual supplied with your monitor.
Power cable or monitor cable not connected
Ê Switch OFF the monitor and the server.
Ê Check whether the power cable is properly connected to the monitor and to
the power socket.
Ê Check whether the monitor cable is properly connected to the server and
monitor (if it is connected with a plug). If a separate graphics card is installed
in the server, then the monitor cable must be connected to the connection
on this graphics card.
Ê Switch ON the monitor and the server.
5.2.4
Flickering Stripes across the Monitor
V
CAUTION!
Switch OFF the server immediately. Risk of damaging the server.
Monitor does not support the set horizontal frequency
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 to the corre-
sponding software for the monitor controller for how to set the correct
horizontal frequency for your monitor, and follow the procedure accordingly.
U41621-J-Z156-1-76
Miscellaneous Problems
99
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