MF680
USB Modem
Quick Guide
Quick Guide
Introduction
The USB modem is a multi-mode 3G modem. With a USB interface connecting to your laptop or desktop
computer, it supports data and SMS services through the mobile phone network, helping you realize
mobile communication anytime and anywhere.
Hardware Installation
Installing the SIM/USIM Card
1. Remove the back cover on the modem.
2. Hold your SIM/USIM card with the cut corner oriented as shown and then slide it into the card holder
with the metal contacts facing the modem.
3. Replace the back cover.
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