Troubleshooting and tips
The external monitor remains bl
ank
Monitor
Cause Troub leshooting
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
► Press the ke y for chang ing over th e screen
output, see "
Hot keys", Page 34.
The externa l monitor’s AC cable or data cable is
not connected properly.
► Switch off the external monitor and the
notebook.
► Check whether the AC cable is plugged
properly into the external monitor and into
the power outlet.
► 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 monitor and the
notebook.
The external mon
itor is blank or the image is unstable
MonitorMonitor
Cause Troub lesho ot in
g
The wrong exter
nal monitor has been select ed
or the w rong sc
reen resolution has been set for
the applicati
on program.
► Terminate the a
pplication program under
Windows by pre
ssing
Alt
+
F4
.Ifthe
error persist
s after term inating the program,
use the key for
switching the screen output
(see "
Hot key
s", Page 34), in ord er to switch
to the LCD scr
een of the noteb ook.
Change the f
ollowing setting:
► Set the screen resolution: Set the screen
resolution as described in the docume ntation
foryouroperatingsystem.
► Select mon
itor: Select monitor 1 o r 2 as
describe
d in the documentation for your
operatin
gsystem.
88 Fujitsu