
ZTE MF628 HSDPA USB Modem
Quick User Guide
ZTE Plaza, Keji Road South, Hi-tech Industrial Park, Nanshan District, Shenzhen, P.R.China
Zip Code:518057 Service Hotline:+86-755-26779999
http://www.zte.com.cn E-mail: mobile@zte.com.cn

Introduction
The ZTE MF628 HSDPA USB modem is a multi-mode, 3G USB modem, working in
HSDPA/ WCDMA/ EDGE/ GPR S/ GSM networks. By USB interface it connects to a
laptop or a desktop PC, it integrates the functionality of a modem and a mobile phone
(SMS), and combines mobile communication with internet perfectly. It supports data
and SMS services through the mobile phone network helping you break away from
limitations of fixed line connections, location and network connectivity to communicate
wirelessly anytime and anywhere.
Packing Checking
z One MF628 modem
z One Quick User Guide
z One USB cable

Specification
The following table shows the specification of your device.
Interface Type USB (1.0 and 2.0)
Systems supported Supports most types of laptop and desktop PC.
Operating systems supported
Windows 2000, XP SP2, Vista
Apple MAC OS
Functions SMS service, Data service, Applications m anagement,
Data concurrent, support MicroSD ca r d, etc.
Network Standards. HSDPA/UMTS/EDGE/GPRS/GSM
Temperature -20°C ~ +60°C
Weight About 30g

Getting to know your device
The following figure shows the appearance of the MF628. It is only for your reference. The
actual product may be different.
○
1
Indicator
○
1
○
2
○
3
○
4
○
5
It indicates your modem status.
○
2
Memory card slot (microSD card)
It is where you insert memory card (microSD card).
○
3
Modem cap
It helps your modem USB port when it is not used.
○
4
SIM/USIM card slot
It is where you insert the subscriber identity module/UMTS subscriber identity module
(SIM/USIM) card
○
5
USB port
Connect your modem to the laptop or desktop computer.

Set up your modem
1) Insert the SIM/USIM card into the USB modem
To install SIM/USIM card
z First take down the modem cap, then the USB connector is visible.
z Pull the plastic socket above the USB connector out.
Note: Do not pull the USIM socket rudely for the socket is fixed with the modem.
Otherwise the socket will get damaged.
z Then insert the SIM/USIM card into the socket, here make sure that metal contact area
facing to the m odem.
z Insert the plastic socket into the modem. You can hear a click when the SIM/USIM

card locks into place.
To Remove the SIM/USIM card from the USB modem
z First take down the modem cap.
z Pull the plastic socket slightly, and you can hear a click when the SIM/USIM card
gets unlocked.
z Take off the SIM/USIM card.
2) Install the microSD card into the USB modem:
Install microSD card in the USB modem, if you want to use it.
Insert the microSD into the microSD slot from the side of the modem, the following
picture indicates the correct inserting direction.
The driver of the microSD card will installed automatically when the modem driver is
installed.
3) Connect the USB modem to your PC:

z Plug the USB modem into your computer’s USB port and ensure that it is tightly
inserted.
z The OS automatically detects and recognizes new hardware and starts the
installation wizard.
Software installation guide
When you connect your modem to computer, the installation will start automatically.
Please follow the system prompts to complete the software installation. If your
computer can not start the installation automatically, please run the Auto.exe to start the
installation.
Hardware removal from your system
Close the ZTE modem management software, and then remove your modem safely.

How to use your modem
Enable quick operation of the following functions:
Internet
Click “Connect to …” button to connect to the
Internet.
SMS
Click “SMS” icon, enter recipient’s number and
content, and then click “Send” to send new
message.
Contacts
Click “New” to fill in a new contact person and
contact details.
Settings
Configuration for the USB modem, this has
been correctly configured for you.
Help Show the help information.
Safety W arning
To the owner
z The use of electronic transmitting devices is forbidden in aircraft, at petrol stations
and in hospitals. Please observe and obey all warning signs and switch off your
modem in these conditions.
z Operating USB modem may interfere with medical devices like hearing aides and
pacemakers.
z Be aware of warning signs in places such as oil refineries or chemical factories where
there are explosive gases or explosive products being processed.
z Store the USB modem out of the reach of children. The USB modem may cause

injury if used as a toy or may be damaged by rough play or moisture.
Using your USB Modem
z Only use original accessories supplied by the manufacturer. Using unauthorized
accessories may invalidate your warranty.
z Avoid using the USB modem near or inside metallic structures or establishments that
can emit electromagnetic waves.
z The USB Modem is not waterproof, please keep it dry and store it in a cool place out
of direct sunlight.
z Handle the USB modem with care. Don’t drop, bend, knock or treat it harshly to
avoid damage to the unit.
z There are no user serviceable parts. Dismantling the unit will invalidate the warranty.
z Operating temperature range of -20
°C ~ +60°C and humidity 5%~95% are
recommended.