Troubleshooting and tips
The external monitor remains bl
ank
Monitor
Cause Troubleshooting
Monitor is switched off. ► Switch the external monitor on.
Power saving h as 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 notebook’s LCD
screen
► Pre ss the key combination
to switch the
screen output, see "
Key c
omb ination s",
Page 25.
The external monitor’s
power cable or data
cable is not connected p
roperly.
► Switch off the extern al monitor and the
notebook.
► Check whether the power cable is plugged
properly into the external monitor and into
the power socket.
► Ch eck whether the data c able is properly
connected to the notebook and the external
monitor (if it is plugged in with a connector).
► Switch on the external monitor 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 ap plication program.
► Terminate the application program in
Windows by pressing
Alt
+
F4
.Ifthe
fault persists after closing the program, use
the key combination for switching the screen
output (see "
Key combinations", Page 25)to
switch over to the no tebook’s LCD screen.
Change the following s etting:
► Set the screen resolution: Set the screen
resolution as described in the do cume ntation
foryouroperatingsystem.
► Select monitor: Select monitor 1 or 2 as
described in the documentation for your
operating system.
78 Fujitsu Technology Solutions
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