Troubleshooting and tips
The external monitor remains bl
ank
Monitor
Cause Troubleshooting
Monitor is s witched off. ► Switch the external monitor on.
Power saving has been activated (monitor is
blank).
► Press any key to continue.
Brightness is set to dark.
► Adjust the brightness of the
monitor.
Screen output is set to the noteb ook’s LCD
screen
► Press the ke y combination
to switch the
screen output, see "
Func
tion keys and key
combinations", Page 40.
The e xte rnal monitor’s
power cable or data
cable is not connected p
roperly.
► Switch off the external monitor and the
notebook.
► Check whether the power cable is plugged
properly into the external monitor and into
the power socket.
► Check whether the data cable is properly
connected to the notebook and the externa l
monitor (if it is plugge d in with a connector).
► Switch on the external mon itor and the
notebook.
The external m onitor is blank or the image is unstable
ScreenMonitor
Cause Troubleshooting
The wrong external monitor has been selected
or the wrong screen resolution has been set for
the application program.
► Terminate the application program in
Windows by pressing
Alt
+
F4
.Ifthe
fault persists after closing the program,
use the key com bination for switching the
screen output (see "
Functio n keys and key
combinations", Page 40) to switch over to
the n otebook’s LCD screen.
Change the following s etting:
► Set the screen resolution: Set the screen
resolution as described in the documentation
foryouroperatingsystem.
► Select monitor: Select monitor 1 or 2 as
described in the documentation for your
operating system.
82 Fujitsu
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