User Manual
PORTABLE
3G/WIFI AP
MT4220
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Overview
Name Status Description
1 Standard SIM card slot Support 3G/2G standard SIM card.
2 TF card slot Support Micro SD card
3 Standard USB interface Connect power adaptor, car charger or computer.
4 3G status indicator
Green
Always on Indicate failed to connect 3G/2G network (network signal is
weak or SIM card can’t be detected.)
Flash slowly Indicate 3G/2G network is founded, but is not connected.
Flash quickly Indicate 3G/2G network is connected successfully.
5 WiFi status indicator
Red
Always on Indicate WiFi starts up normally.
Flash Indicate some terminals connect to WiFi successfully.
Always o Indicate working in Dongle mode or WiFi works abnormally.
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Operating modes
There are two working modes: “dongle”and
“WiFi”. Please note that device can work only
in one selected mode.
■ Device can work as standard 3G USB modem with one PC computer – “dongle
mode”.
■ Device can work as 3G WiFi Access Point,
you only need to provide power supply
DC 5V like USB power adaptor, USB car
charger or USB port in your PC. Device will
broadcast WiFi network with internet access for multiple users.
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“Dongle” mode conguration
1. Plug device into USB port of your PC com-
puter. Allow to open “setup.exe” le. Installation process will proceed automatically.
2. Follow on screen messages to nish instal-
lation.
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3. Now click “Settings” icon.
4. Select “Network” tab, click “New” and enter
parameters that you receive from your SIM
card provider and click “OK”.
Following picture is for reference only.
Now click big “Connect” button to connect to
internet network.
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5. If you want to switch device into “WiFi”
mode go to”Settings/Mode” and select
“WiFi mode” and click “OK”.
“WiFi” mode conguration
Note! Before proceeding make sure that you
have switched device into “WiFi mode” as described above.
1. Plug device to USB power supply, use
PC computer and scan for new WiFi networks, connect to “3G uFi_XXXX” network (enter default password when
prompted “1234567890”). Now use your
web browser and enter following address
http://192.168.100.1
Enter default username “admin”
Enter default password ”admin”
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2. Now go to “3G setting” tab
3. Now select “APN settings” and enter parameters provided by your SIM card operator.
Go to “Connection mode” – automatic is by
default.
If you want to change password and encryption type of broadcasted WiFi network go to
“WiFi Settings/WiFi security”.
Note! When new setting are applied device will
reboot, remember to scan for WiFi networks
again and enter new password.
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4. Now go to „HOME” tab and click “Connect”
button.
You can monitor connection status using
„HOME” tab, other options can be viewed in
“STATUS” tab.
Due to continuous development specication and appearance of product are subject to
change without prior notice. For technical support please visit www.media-tech.eu.
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