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 key combination for changing over
the screen output, see "
Key combinations",
Page 36.
The external monitor’s AC cable or data cable is
not connected properly.
► Switch off the external monitor and the
notebook.
► Check whether the AC cab le is plugged
properly into the external monitor and into
the power outlet.
► Check whether the data cable is pro perly
connected to t he notebook and the external
monitor (if it is plugged in with a connector).
► Switch on the external monitor and the
notebook.
The external mo
nitor is blank or the image is unstable
MonitorMonitor
Cause Troub lesho ot i
ng
The wrong exte
rnal monitor has been selected
or the wrong sc
reen resolution has been set for
the applicati
on program.
► Te rminate th e
application program under
Windows by pre
ssing
Alt
+
F4
.Ifthe
error persist
s after terminating the program,
use the key co
mbination for switching the
screen outpu
t (see "
Key combinations",
Page 36), in or
der to switch to th e LCD
screen of th
e notebook.
Change the
following setting:
► Set the screen resolution: Se t the scre en
resolution as described in the documentation
foryouroperatingsystem.
► Select mo
nitor: Select monitor 1 o r 2 as
describe
d in the documentation for your
operati
ng system.
88 Fujitsu
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