MF680 USB Modem Quick Guide ZTE 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 in
MF680 USB Modem Quick Start User Guide www zte com cn O ZTE Corporation 2011 1 Insert the SIM Card into the modem The SIM slot is located at the rear end of the device under a slide out cap 2 Before using the modem make sure the SIM card supports data lt NS services Insert the SIM card as shown with the gold contacts facing XQ down and the beveled edge facing outwards of the device Push the SIM card in as far as it will go 2 Connect t