Tro ubleshooting and tips
When certain c haracters are ent
ered o n the
keyboard, only numerals are written
Cause Troubleshooting
The virtual numeric keypad of y
our device is
activated, see "
Virtual nume
ric keypad", Page 28
► Press the
Num
key.
The notebook’s LCD screen remains blank
LCDscreenLCDscreenistoodark
Cause Troubleshooting
Monitor is switched o ff.
► Press a key or touch the touchpad.
External monitor or te levision set connected. ► Press the key to switch scre en output, see
"
Functio n keys and key combinations",
Page 29.
The LCD screen is dif
ficult to read
LCDscreenLCDscreen
Cause Troubleshooting
Reflected glare ► Turn the notebook or alter the tilt of the LCD
screen.
► Increase the brightness of the screen.
The external monitor remains blank
Monitor
Cause Troubleshooting
Monitor is swi
tched off.
► Switch the e xt
ernal mon itor 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 out
put is set to the notebook’s LCD
screen
► Press the key to switch scre en output, see
"
Functio n keys and key combinations",
Page 29.
The external monitor’s power cable or data
cable is n ot connected properly.
► Switch of
f the external monitor and the
noteboo
k.
► Check whether the power cable is plugged
properly into the external monitor and into
the power socket.
► Check w
hether the data cable is properly
conne
cted to the notebook and the external
monit
or (if it is plugged in with a connector).
► Switch on the external monitor and the
notebook.
Fujitsu 77
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