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Troubleshooting and tips
The screen stays blank
If your screen remains blank this may have the following causes:
Monitor is switched off
Switch your monitor on.
The PC is starting
While the PC boots, the screen remains dark for up to a minute depending on the system
configuration. To see the start-up messages, you can switch off this standard setting in the BIOS
Setup in the Quiet Boot entry.
Screen has been blanked
Press any key on the keyboard.
or
Deactivate screen blanking (screen saver). Enter the appropriate password.
Brightness control is set to dark
Set the brightness control to light. For detailed information, please refer to the Operating
Manual supplied with your monitor.
Power cable or monitor cable not connected
Switch off the monitor and the system unit.
Check that the power cable is properly connected to the monitor and system unit or to the
grounded power outlet.
Check that the monitor cable is properly connected to the system unit and monitor (if not
permanently attached).
Switch on the monitor and the system unit.
Wrong monitor has been set under Windows NT
Restart the PC in standard VGA mode.
Set the desired resolution in the Control Panel window using the Display program, and adjust
the monitor display as described in the Operating Manual.
Wrong monitor has been set under Windows 9x
Restart the PC.
If the message Starting Windows 9x appears, press function key
The Windows 9x start menu appears.
Select the option Safe mode or Safe mode with network support.
Set the correct values for the attached monitor by selecting Start - Settings - Control Panel -
Display - Settings.
The wrong RAM memory modules have been inserted
See the Technical Manual for the system board for information on which memory modules can be
used.
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A26361-K520-Z100-1-7619
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