Operating Manual
Table Of Contents
- FUJITSU LIFEBOOK U938
- Contents
- Declarations of conformity
- Fujitsu Contact Information
- Ports and controls
- Important notes
- First-time setup of your device
- Working with the notebook
- Status indicators
- Switching the notebook on
- Switching the notebook off
- Keyboard
- Touchpad and touchpad buttons
- Touchscreen/LCD screen without touch function (device-dependent)
- Webcam
- Rechargeable battery
- Using the energy saving functions
- Memory cards
- Speaker and microphones
- Wireless€LAN/Bluetooth wireless components
- Ethernet and LAN
- Your USB Type-C dock (optional)
- Security functions
- Connecting external devices
- Removing and installing components during servicing
- Settings in BIOS Setup Utility
- Starting the BIOS Setup Utility
- BIOS Setup Utility operation
- Exiting BIOS Setup Utility
- Exit Saving Changes - save changes and exit BIOS Setup Utility
- Exit Discarding Changes - Reject changes and exit BIOS Setup Utility
- Load Setup Defaults – load default values
- Discard Changes - Discard Changes without exiting BIOS Setup Utility
- Save Changes - save changes without exiting the BIOS Setup Utility
- Save changes and power off
- Troubleshooting and tips
- Help if problems occur
- Reset by switching the battery off
- If you need to restore your system
- 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 of the notebook is difficult to read
- The external monitor remains blank
- The external monitor is blank or the image is unstable
- The notebook does not start after switching it on
- The notebook stops working
- The printer does not print
- The wireless connection to a network does not work
- Smart Card reader is not recognized
- Smart Card PIN forgotten
- Smart Card lost
- Error messages on the screen
- Technical data
- Manufacturer’s notes
- Appendix
- Index
- Blank Page
Tro ubl eshooting and tips
Error messages on the screen
Errormessages onthescr eenErrors
This section describes the error messages generated by the BIOS Setup. Error messages displayed
by the operating system or programs are described in the documentation for these programs.
If the error message appears repeatedly despite troubleshooting measures,
contact the place of purchase or our customer service center.
Error message/c ause Troubleshooting
CMOS Battery Bad
If the error message occurs repeatedly, the
back-up battery in the notebook is dead.
► Contact your sales outlet
or our customer
service center.
System CMOS checksum bad - Default configuration
used
The system configuration information is
incorrect.
► Switch the notebook of
f.
► Switch the notebook on.
► Press the function k
ey
F2
to access the
BIOS Setup.
► In the BIOS Setup, select the Exit menu.
► Select the entry Lo
ad Setup Defaults.
► Select OK and press the Enter key.
Extended memory failed a t offset: xxxx Failing Bits:
zzzz zzzz
When testing the extended memory. an error
has resulted at the address xxxx.
► Check whether the additional memory
module has been inserted correctly.
Failure Fixed Disk n
The settings of the hard disk drive are incorrect.
► Start the BIOS Setup (Primary Master
submenu) and select the correct settings.
Keyboard controller error
► Switch off the notebook with the O N/O F F
button.
► Wait 3 - 5 seconds and switch on the
notebook again.
Keyboard error
If you use an external keyboard:
► Check the connection and reboot the
notebook.
nn Stuck key
► Make sure that no key is pressed.
Operating system not found
► Check
in the BIOS Setup whether your hard
disk h
as been set correctly.
► Make sure that the operating system is
installed on the corresponding drive.
Press <F1> to resume, <F2> to SETUP
This error message appears if an error occurs
during the self-test before starting the operating
system.
► Press the
F1
function key to start the
operating system.
► Press the function key
F2
to access the
BIOS Setup.
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