US Robotics USR3520 User Manual page 33

o Automatic: Registers the device to the network corresponding to the SIM card installed. When
roaming, the device connects to the roaming partner designated by the wireless operator.
o Manual: Scans for networks and then lets you select a network different from your home
network.
PIN Settings
When you select AT&T or UMTS Generic as the wireless operator, you may have to enter a PIN code.
Enable PIN

Enables the PIN code and displays a field for entering the value.
Save PIN

Automatically saves the PIN code.
Revision: 1.00 Copyright 2015 U.S. Robotics Corporation 33 | P a g e