User Manual
Table Of Contents
- FUJITSU LIFEBOOK U7312 | U7412 | U7512
- Contents
- Innovative technology
- Ports and controls
- Important notes
- First-time setup of your device
- Working with the notebook
- Status indicators
- Switching on the notebook
- Switching off the notebook
- Keyboard
- Touchpad and touchpad buttons
- Touchscreen/LCD screen without touch function (device-dependent)
- WebCam and Infrared Camera
- ePrivacy Filter (optional)
- Rechargeable battery
- Using the power-management features
- Memory cards
- Loudspeakers and microphones
- SIM card (configuration dependent)
- Wireless components: wireless LAN / Bluetooth / LTE / 5G (optional)
- Ethernet and LAN
- Your Port Replicator
- Security functions
- Connecting external devices
- Removing and installing components during servicing
- Settings in BIOS Setup Utility
- Starting the BIOS Setup Utility
- Operating the BIOS Setup Utility
- Exiting BIOS Setup Utility
- Exit Saving Changes - save changes and exit BIOS Setup Utility
- Exit Discarding Changes – Discard changes and exit BIOS Setup Utility
- Load Setup Defaults – Copy Standard Entries
- Discard Changes – Discard changes without exiting the BIOS Setup Utility
- Save Changes - save changes without exiting the BIOS Setup Utility
- Save Changes and Power Off
- Erase Disk
- Troubleshooting and tips
- Help if problems occur
- Recovering drive contents from the Recovery DVD
- Restoring the system under Windows
- The notebook's date or time is incorrect
- 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
- The external monitor is blank or the image is unstable
- The notebook cannot be started
- The notebook stops working
- The printer does not print
- The wireless connection to a network does not work
- SmartCard reader is not recognised.
- SmartCard PIN forgotten
- SmartCard lost
- Error messages on the screen
- Technical data
- Manufacturer’s notes
- Index
Troubleshooting and tips
The external m onitor is blank or
the image is unstable
ScreenMonitor
Cause Troubleshooting
The wrong external monitor has
been select ed
or the wrong screen resolution
has been set for
the application program.
► Terminate the application pro
gram in
Windows by pressing
Alt
+
F4
.Ifthe
fault persists after closing t
he program,
use the key com bination for sw
itching the
screen ou tput (see "
Functi
on keys and key
combinations", Page 31)tosw
itch over to
the notebook’s LCD screen
.
Change the following sett
ing:
► Set the screen resolution: Set the scre en
resolution as described in the do cume ntation
foryouroperatingsystem.
► Select monitor: Select
monitor 1 or 2 as
described in the docu
mentation for your
operating system.
The notebook cannot be started
Notebook
Cause Troubleshooting
The battery is dead.
► Charge the battery.
or
► Connect the mains adapter to the
notebook.
The power adapter is not connected correctly.
► Check whether the mains adapter is
connected correctly to the notebook.
► Switch the notebo ok on.
The notebook stops working
NotebookEnergysaving mode
Cause Troubleshooting
Notebook is in energy saving mode. ► Leave energy saving mode.
An application programme has c aused the
malfunction.
► Close the application program or restart
the notebook (by restarting the operating
system or switching the device off and b ack
on again).
The battery is dead.
► Charge the battery.
or
► Insert a charged battery.
or
► Connect the mains adapter to the
notebook.
74 Fujitsu