Battery Pack; Charging The Battery Pack - Getac S400 User Manual

Using the WWAN Feature (Optional)
A WWAN (Wireless Wide Area Network) uses mobile telecommunication cellular
network technologies to transfer data. The WWAN module of your computer supports
3G and 4G LTE.
NOTE: Your model only supports data transmission; voice transmission is not
supported.
Installing a SIM Card
To use the WWAN feature to connect to the Internet, you need to subscribe to WWAN
service and acquire a SIM card from the service provider. To install the SIM card,
follow these steps:
1. Turn off the computer and disconnect the AC adapter.
2. Insert the SIM card into the holder. Make sure the golden contact area on the
card is facing upward and the beveled corner on the SIM card facing outward.
NOTE: To remove the SIM card, push inward to release and slide the SIM card out
of the slot.
3. Close the cover. Make sure the latches are engaged.
Turning On/Off the WWAN Radio
To turn on the WWAN radio:
1. Make sure that the RF switch is at the ON position.
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Operating Your Computer