3
USB port
Connect to a USB device.
This port cannot be connected to USB host devices
such as computers.
The B315 supports USB 1.0/USB 2.0 storage devices in
FAT32 format of up to 32 GB. Storage devices with
power supply requirements exceeding USB standards
may not work properly. It is recommended that you
provide an external power supply in these cases.
The B315 is compatible with samba-supported USB
printers.
Telephone port Connect to a telephone/Analogue FAX machine
2 Installation
Scenario 1: Accessing the Internet using an LTE, 3G, or
2G network
Step 1: Installing the SIM card
1. Slide off the card slot cover.
2. Insert the SIM card into the card slot. Ensure that the beveled edge of the SIM card
aligns with that of the card slot.
3. Close the card slot cover.