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
Working with the notebook
Webcam
Webcam
Your device includes a webcam with integrated mic
rophone.
Depending on the software u
sed, you c an use your webcam to take pictures,
record video clips or take p
art in web chats.
The webcam has its own stat
us indicator. The indicator lights up when the webcam is active.
• The picture quality depe
nds on the lighting conditions and the softw are being used.
• You can only operate the webcam with a particular application (e.g. an Internet telephony
program or a video conferencing program which supports a webcam).
• When using the webcam, t
he notebook base must not wobble.
• The webcam a utomatica lly adjusts itself to the current light level. For this reason
the LCD display may flicker while the light level is adjusted.
Further information on use of the webcam and additional settings for your webcam
can b e found in the help function of the program using the webcam.
Rechargeable battery
BatteryBatteryServicelife,batteryRechargeablebatteryBattery
During use as a portable, the notebook runs on its built-in battery. You can increase
the service life of the battery by caring for the battery properly. The average battery
service life is around 500 charge/discharge cycles.
You can extend the battery service life by taking advantage of the available energy saving functions.
Charging, caring for and maintaining the battery
BatteryBattery
The noteboo
k battery can only be charged if the ambient temperature is between
5°C / 41°F an
d a maximum of 35°C / 95°F.
You can char
ge the battery by conn ecting the notebook to the AC adapter
(see "
Conn
ecting the AC adapter", Page 17).
Be aware th
at the battery will not charg e when the battery charge level is between
90% and 10
0%. If the battery charge level is less than 90 % and the AC adapter
is connec
ted, the battery charges up to 100%.
When the
battery charge level is low, a message from the operating system is displayed.
If you do
not connect the AC adapter within five minutes of the message described
above, y
our noteboo k will automatically switch off.
Monito
ring the battery state of charge
Batterybatterychargemeter
Window
s also h as a "Battery charge meter" in the taskbar for monitoring the
batte
ry capacity. When you place the mouse po inter on the battery symbol, the
syste
m displays the state of charge of the battery.
32 Fujitsu