Troubleshooting and tips
The external monitor remains bl
ank
Monitor
Cause Troubleshooting
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 mo nit
or.
Screen output is set to t he notebook’s LCD
screen
► Press the key combination t o swi
tch the
screen output, see "
Key combina
tions",
Page 19.
The external monitor’s power ca
ble or data
cable is not connected properl
y.
► Switch off the external monitor and the
notebook.
► Check whether the power cable i s plugged
properly into the external monitor and into
the power socket.
► Check whether the data cable is pro perly
connected to the no tebook and the externa l
monitor (if it is plugged in with a connector).
► Switch on the external monitor and the
notebook.
The external monitor is blank or the image is unstable
ScreenMonitor
Cause Troubleshooting
The wrong external monitor h as been selected
or the wrong screen resolution has b een 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 combination for switching the screen
output (see "
Key comb inations", Page 19)to
switch over to the notebook’s LCD screen.
Change the following setting:
► 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 Technology Solutions