Get started with the XBee Smart Modem Connect the hardware
Digi XBee® 3 Cellular LTE Cat 1 AT&T Smart Modem User Guide
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Connect the hardware
1. The XBee Smart Modem should already be plugged into the XBIB-U-DEV board. For more
information about development boards, see Development boards.
2. The SIMcard should be already be inserted into the XBee Smart Modem. If not, install the
SIMcard into the XBee Smart Modem.
WARNING! Never insert or remove the SIM card while the device is powered!
3. Connect the antennas to the XBee Smart Modem. Align the U.FL connectors carefully, then
firmly press straight down to seat the connector. You should hear a snap when the antenna
attaches correctly. U.FL is fragile and is not designed for multiple insertions, so exercise
caution when connecting or removing the antennas. We recommend using a U.FL removal tool.
4. Plug the 12 V power supply to the power jack on the development board.
5. Connect the USB cable from a PC to the USB port on the development board. The computer
searches for a driver, which can take a few minutes to install.