Troubleshooting and tips
The external monitor remains blank
Monitor
Cause Troublesho oting
Monitor is switched 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 system’s LCD
monitor.
► Press the key combination to switch the
screen output, see "
Important keys and
keyb oard shortcuts", Pag e 41.
The external monitor’s power cable or data
cable is not connected properly.
► Switch off the external monitor and the
system.
► Check whether the power cable is plugged
properly into th e external monitor and into
the power socket.
► Check whether the data cable is properly
connected to the system and the external
monitor (if it is plugged in with a connector).
► Switch on the external monitor and the
system.
The external monitor is blank or the image is unstable
ScreenMonitor
Cause Troublesho oting
The wrong external monitor has been selected
or the wrong screen resolution has been set for
the ap plication program.
► Terminate the application program in
Windows by pressing
Alt
+
F4
.Ifthe
error persists after terminating the program,
use the key combination for switching the
screen output (see "
Important keys and
keyb oard shortcuts", Page 41), in order to
switch to the LCD monitor of the system.
Change the following setting:
► Set the screen resolution: Set the screen
resolution as described in the do cumentation
foryouroperatingsystem.
54 Fujitsu
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