When Certain Characters Are Entered On The Keyboard, Only Numerals Are Written; The Notebook's Lcd Screen Remains Blank; The Lcd Screen Is Difficult To Read; The External Monitor Remains Blank - Fujitsu LIFEBOOK E5413 Operating Manual

Troubleshooting and tips
When certain characters are entered on the
keyboard, only numerals are written
Cause
The virtual numeric keypad of your device is
activated, see "Virtual numeric keypad", Page 27

The notebook's LCD screen remains blank

LCDscreenistoodark LCDscreen
Cause
Monitor is switched off.
External monitor or television set connected.
The LCD screen is difficult to read
LCDscreen LCDscreen
Cause
Reflected glare

The external monitor remains blank

Monitor
Cause
Monitor is switched off.
Power saving has been activated (monitor is
blank).
Brightness is set to dark.
Screen output is set to the notebook's LCD
screen
The external monitor's power cable or data
cable is not connected properly.
70
Troubleshooting
► Press the Num
Troubleshooting
► Press a key or touch the touchpad.
► Press the key combination to switch the
screen output, see
combinations", Page
Troubleshooting
► Turn the notebook or alter the tilt of the LCD
screen.
► Increase the brightness of the screen.
Troubleshooting
► Switch the external monitor on.
► Press any key to continue.
► Adjust the brightness of the monitor.
► Press the key combination to switch the
screen output, see
combinations", Page
► Switch off the external monitor and the
notebook.
► Check whether the power cable is plugged
properly into the external monitor and into
the power socket.
► Check whether the data cable 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.
key.
"Function keys and key
28.
"Function keys and key
28.
Fujitsu