LW272 GSM/WCDMA USB Modem

MANUAL
Content
AND WINDOWS XP
2.2 LW272 INSTALLATION PROCEDURE FOR WINDOWS VITSA, WINDOWS 7
1 MODEM Device Introduction
1.1 Introduction
Thank you for choosing the MODEM device.
To guarantee the device always in its best condition, please read this manual carefully and refer to it for
general operational information.
The pictures, symbols and contents in this manual are just for your reference. They might not be
completely identical with your device. We operates a policy of continuous development and reserves the
right to update and modify the technical specifications in this document at any time without prior notice.
The MODEM device is a type of multi-mode, 3G modem or card, applicable to 2G/3G networks. The
interface connects most PCs to the internet, integrating functions of the MODEM device and mobile phone,
into a mobile communication device. Via 2G/3G mobile networks, it supports data services and SMS
services, helping you break away from the limitations of time and zone, and communicate wirelessly
anytime and anywhere.
1.2 Precautions
To the owner
- When we use the product ,a safe distance away from the human body should be greater than or equal to
0.5cm.
- Some electronic devices are susceptible to electromagnetic interference sent by the MODEM device if
inadequately shielded, such as electronic systems of vehicles. Please consult the device manufacturer
before using MODEM device if necessary.
- Operation of your PC and MODEM device may interfere with medical devices like hearing aids and
pacemakers. Please always keep MODEM device more than 20 centimeters away from such medical
devices when they are in use. Pull out the MODEM device if necessary. Consult a physician or the
manufacturer of the medical device before using MODEM device.
- Be aware of the usage limitation when using a MODEM device at places such as petrol stations or
chemical factories, where there may be explosive gases or explosive products being processed. Do not
use MODEM device if unsure.
- Store the MODEM device out of the reach of small children, it may cause injury if used as a toy.
Device
- Please use original accessories only or those that are authorized by the manufacturer. Using any
unauthorized accessories may affect your device's performance, and violate related national regulations
regarding telecom terminals.
- Avoid using the MODEM device near metallic structures, devices or establishments that can emit
electromagnet waves. This may adversely affect signal reception.
- The MODEM device is not waterproof. Please keep it dry and store in shady and cool place.
- Do not use the MODEM device immediately after sudden temperature change. In such case,
condensation may form inside the device, potentially causing irreversible damage to it. Please allow
adequate time to dry.
- Treat the MODEM device carefully and avoid destructive damage. Do not drop, twist, strike or otherwise
harshly treat it.
- Only a qualified maintenance agent should be permitted to undertake repair work. Please refer to your
operator user guide to find the relevant contact information.

- Close GUI software before you remove the device from PC/laptop.

In Aircraft
- Please power off the MODEM device before take-off. In order to protect in-flight communication systems
from interference, do not use the MODEM device in flight. Use before take off is subject to the usual
aviation laws and the particular airline’s policy. If in doubt seek advice from the cabin crew.

1.3 Functions
Functional support includes: Data service,Device Setting,SMS,Phonebook,etc.
 2 Installation Procedure
2.1 LW272 Installation Procedure for Windows 2000 and Windows XP
1. Insert SIM card into LW272 USB Modem, then insert USB Modem into computer through USB port, the
computer can find the hardware automatically and will display CD-ROM window as below picture.

2. Click into CD-ROM，click “Setup”，it will install automatically and display window as below

3. After finishing installing，it will let you restart the computer.

4. After restart the computer，it will display the “GUI” window as below.
Remarks: If you don’t insert the SIM card into USB modem or insert incorrectly, the “Network” button,
“Connection” button, “Message” button and “Call’ button in “Setting” user interface will be in grey color
(means unavailable) and the left top side will show “NO (U)SIM”

5.After finishing installation, the user can change the APN to suitable for 3G Network.
Please click “Setting” button from “GUI window”, then click “Connection”, it will display “APN” window, then
you can change, delete or add APN from here. After modifying, please select correct APN to Set Default,
as below picture. Default APN password is 000000.

6. GUI also provides a Log on password, which locks the GUI at its starting. Default password is 000000.
The setting can be changed in ‘Security’ panel.
Note: Please accept / click on Ok / Select / Next / “continue any way “ for any windows security message
(i.e. Publisher can’t be verified by Windows / Device Software Doesn’t Pass Windows Security Logo) for
any prompt coming during the installation of the Software.

2.2 LW272 Installation Procedure for Windows Vista, Windows 7

1. Insert SIM card into LW272 USB Modem, then insert USB Modem into computer through USB port, the
computer can find the hardware automatically and will display “AutoPlay” window as below picture.

2. After clicking “Run Setup.exe” ， computer will display the “Warning” windows to confirm to install
software, please click “YES”, then it will display the “Installation” window as below:

3. After finishing installing，it will let you restart the computer.

4. After restart the computer, it will display the “GUI” window as below.
Remarks: If you don’t insert the SIM card into USB modem or insert incorrectly, the “Network” button,
“Connection” button, “Message” button and “Call’ button in “Setting” user interface will be in grey color
(means unavailable) and the left top side will show “NO (U)SIM”

5. After finishing installation, the user can change the APN to suitable for 3G Network.
Please click “Setting” button from “GUI window”, then click “Connection”, it will display “APN” window,
then you can change, delete or add APN from here. After modifying, please select correct APN to Set
Default, as below picture. Default APN password is 000000.

6. GUI also provides a Log on password, which locks the GUI at its starting. Default password is 000000.
The setting can be changed in ‘Security’ panel.
Note: Please accept / click on Ok / Select / Next / “continue any way “ for any windows security message
(i.e. Publisher can’t be verified by Windows / Device Software Doesn’t Pass Windows Security Logo) for
any prompt coming during the installation of the Software.
2.3 LW272 Installation Procedure for Linux (Ubuntu)

The software is application software for Linux and it is a manager for the mobile device. It will allow you to
establish a connection to the Internet using 2G/3G cards, and it will also allow sending and receiving short
messages from your computer.
In order to use your 2G/3G device, you should run a fairly recent version of the Linux kernel. The
application has been tested on Linux 2.6.20 and newer. If you have an older version installed, we would
recommend updating it before going on.
The software currently runs under ubuntu 10.04. And we can not guarantee for other Linux version.

Installation:
Make sure you have root privilege.
Double click setup file(such as ‘BSNL_xx_install’) ,then input root password to install the software;

Uninstall
Make sure you are in root privilege.
The ways of uninstallation are as following:
Way 1: open ubuntu desktop main menu ‘System->Administration->synaptic package manager’ ,search
‘bsnl’,then remove the package.
Way 2: Open a shell-terminal run a shell-command "sudo apt-get remove bsnl" in the shell-terminal,require
root password.

Installation guide:

1. Double click the setup file(such as ‘BSNL_xx_install’).

2. Input root password , it will install all packages.

3. When install finished, you can open the software from desktop menu “Applications->Internet->BSNL 3G”
2.4 LW272 Installation Procedure for Mac

The below guide is based on MAC OS version 10.6. Please see the next steps.
1. Insert LW272 modem to any usb port. After a minute, you can see one icon (Such as BSNL 3G) on
desktop.
Double click this icon，the window as below

2. Double click Mac file，then double click mac installation files，see above picture

3. Click “Continue –Continue-Install”，it will install automatically。After finishing installing，the window as

below。

3 Detailed Features Description of the GUI

3.1 GUI in Windows(2000, XP, Vista&7)

1. Signal: This icon shows the strength of the signal.

LED indicator:
Red:SIM/USIM card verification fails
Blue: 2G network
Green: UMTS
Yellow: HSDPA
2. Internet: When you click this icon, you can see a “connect” button and connect status. Click “Connect”
button to access the internet.
3. Message: You can read SMS, reply SMS or write new SMS when you click this icon.
4. Call: You can make a call and see call history when you click this icon.
5. Phone Book: When you click this icon, you can look up your address book, add new contacts, etc.
6. Settings: You can modify network setting, connection setting, message setting, call setting, security
setting, alert setting and look up help file in this icon.
7. Audio device:Please click once for enhanced Quality of voice .
8. Delivery Report: To activate SMS delivery report, please open ‘Setting’, ‘Message’, and select ‘On’ in
‘Delivery Report’ panel.
Then click Apply to save.

3.2 GUI in Linux(Ubuntu)

1. Internet: When you click this icon, you can see a “connect” button and connect status. Click “Connect”
button to access the internet.
LED indicator:
Red:SIM/USIM card verification fails
Blue: 2G network
Green: UMTS
Yellow: HSDPA
2. SMS: You can read SMS, reply SMS or write new SMS when you click this icon.
3. Contacts: When you click this icon, you can look up your address book, add new contacts, etc.
4. Settings: You can modify network setting, connection setting, message setting, security setting and
alert setting in this icon.
5. Help: When you click this icon, you can find help file by IE explorer.

3.3 GUI in Mac

1. Signal: This icon shows the strength of the signal.

LED indicator:
Red:SIM/USIM card verification fails
Blue: 2G network
Green: UMTS
Yellow: HSDPA
2. Internet: When you click this icon, you can see a “connect” button and connect status. Click “Connect”
button to access the internet.
3.SMS: You can read SMS, reply SMS or write new SMS when you click this icon.
4.Call：You can make a call and see call history when you click this icon.
5.Contacts: When you click this icon, you can look up your address book, add new contacts, etc.
6.Settings: You can modify network setting,security setting and alert setting in this icon.
7.Help: When you click this icon, you can find help file by IE explorer.

4. User Area
Show conditional interactive computer information.
4.1 Connecting to the Internet
You can browse web pages after you have accessed to the Internet through the device.
1. Connect to the Internet
Click the “Connect ”button to connect to internet. When connected, it will show status as "Connected", and
it will show data flow, connected time, etc.
During the course of connection, the "Connect" button becomes "Disconnect" button and you can cancel
the connection. Then you can access Internet and receive email etc.
2.Disconnect from the Internet
Click“Disconnect”button to disconnect from the internet。After disconnection，the box below can display
one record
4.2 Settings
Click the "Settings" icon to switch to the settings interface. It includes: Connection Settings, Security
Settings, Network
Settings, etc.
1. Connection Settings
To ensure the device connects to the Internet correctly, please configure user's network information
first.You can
save different operator's network configurations in different files.
Button Description:
Add: Add new configuration files.
Delete: Delete the selected configuration files.
Edit: Edit the selected configuration files.
Set default: Select one file from filename list, and set it as the current file.
Configuration File
The user configuration information includes: Config filename,
Dial Number, User name, Password, APN. If the network supports "Obtain server address
automatically", the device can obtain the assigned IP information automatically (this is usually the case). If
the network does not support this, you should fill the proper address manually. The user configuration
information may differ with the network supplier and network types. Please refer to the operator user guide
for further information.
2. Security Settings
Enable the PIN
When the "PIN enable" item is selected, you will be asked to enter your PIN code to use the device. You
can click "Change PIN" to modify the number.
Note: This function requires network support.
Enable the APN Lock
When the "APN lock enable" item is selected, you will be asked to enter the password to use the
“Connection”menu. You can click "Change APN" to modify the number. Default APN Lock number is
000000.
Enable the Logo on Lock Code
When the "Logo on lock enable" item is selected, you will be asked to enter the password to open the
GUI. You can click "Change Security code" to modify the number. Default Logo on Lock number is
000000.
3. Network Settings
Automatic: The system selects the network automatically according to user configuration rules and
network status.
Manual: User selects network settings.
Select network "Manual", click "Apply". After a short while, the network operator list appears. Select the
network you wish to connect to. Then Click "Select", to finish network settings.
Select Mode "Automatic"/"GSM/GPRS/EDGE" /"UMTS/HSDPA", click "Apply", the system will
indicatewhencompletedsuccessfully
4.3 Short Message

1. Read SMS
Click the "Inbox" button to read the SMS saved in the Inbox. Make use of the bottom menu buttons to read,
reply,
forward, copy，move, delete or save numbers
2. Create New Message
Click "New SMS" button to input the recipient's number and content. Input the recipient's number directly or
select one/more records from the Phonebook (The recipient's number(s) can be one or more, using ";" to
separate). The single SMS text can not exceed 160 English characters (including English symbols).
Click "Send", to send the short message. During send the message，you can click“cancel”to stop send
After sending successfully, this SMS will be saved into sentbox automatically. If sending fails, the short
message will be saved into outbox; click "Cancel" to return to "Short Message", click Save to return to
Draftbox and the message will be saved on PC.
Send SMS while browsing the web:
You can send short messages when surfing on the Internet. Enter the short message interface and send
short messages in normal way.
3. The SMS Box Operating Guide
Enter any of Inbox/Outbox/Sentbox/Draftbox functions to execute the following:
Read: Read short message. (The content of short messages, sender's phone number, sending time and
date).
Reply: Reply to the sender of the short messages.
Forward: Forward short message to other recipients.
Move: Move the saving location of short messages between PC 、USIM or Datacard.
Copy: Copy the saving location of short messages between PC 、USIM or Datacard.
Delete: Delete short messages selected.
Save: Save the sender's number into the phonebook.
Make use of "Ctrl" or "Shift" key and left click to choose several messages and execute a function
simultaneously.
The system indicates when USIM/ card is full. When the USIM is full， a new message can only be
received and saved
if the user deletes short messages in the USIM card inbox.
Select: use Shift key can realize continuous selection, use Command key realize random selection.

4.4 Phonebook
Click the "Phonebook" icon to switch to the phonebook interface. Phonebook information can be saved in
the PC、USIM or
Datacard
All contacts are managed using the standard application . Make use of the bottom menu buttons to
edit ,copy，move, delete or send sms or call
Phonebook in MAC:
“Address Book" of the user's MAC Book. Contact of the (U)SIM and the Data card are managed as a
group.
In order to create or modify the contact the user must use "Address Book" application.
In order to access to the updated contact list from Datacard and (U)SIM, the user should synchronize the
communication
manager using "Sync to Address Book".
The contacts in Datacard and (U)SIM will be synchronized into the group "Datacard Contact" and "(U)SIM
Contact" of "Address Book" application respectively. In order to synchronize the contacts from "Address
Book "application to the Datacard and (U)SIM, the user should click button "Sync From Address Book".
The contacts in the group "Datacard Contact" and "(U)SIM Contact" of "Address Book" application will be
synchronized to the memory of Datacard and (U)SIM.
To copy one contact:
1.Select a contact in "Address Book", choose Edit > Copy,
and then choose Edit > Paste.
2.Drag a contact from the Name column into a group or folder
in the Group column.
To move one contact:
1.Select a contact in "Address Book", using shortcut key
"command + x", and then choose Edit > Paste or using shortcut
key "command + x".
2.Copy the contact first,then delete it after pasted.
Please refer to the Help document of "Address Book" to get
more information.

4. FAQ and Troubleshooting

If you meet problems in service, please refer to the following answers for guidance. If the problems persist,
please contact your supplier via the contact detail in your operator user guide.

Problem Possible Causes Problem

Description Solving
After restarting 1. You are in the 1. Change
the computer, place where there location to find
there is is no GSM/ a good where
no signal   GPRS /EDGE having signal.
indicated. /WCDMA
/HSDPA(HSUPA)
network coverage.
Such places
include
underground
parking garages,
tunnels, and some
remote rural areas.
2. The device is not 2. Close the
properly device safely
connected. as usual, pull
out the device
and reinsert the
device again.
3. The SIM/USIM 3. Remove and
card isn't inserted reinsert the
properly. SIM/USIM card
correctly.
 4. The MODEM 4. Adjust the
device is angle / position
positioned in such of the MODEM
a way as that device or its
adversely affects proximity to
the devices signal other electronic
reception. devices.
 
1. The installation 1. Run the
programs of the installation
MODEM device program first
have not been then connect
installed properly. the device.
Now install the
When the drivers as
Device is normal in
being installed, Windows.
the computer
2. The device is not 2. Restart the
cannot find it.
connected computer, or
properly. reconnect the
device.
3. The SIM/USIM 3. Reinsert the
card is not inserted SIM/USIM card
properly. correctly.
1. You are in the 1. Move to an
place where there area with good
is no GSM/ GPRS/ signal.
EDGE/ WCDMA/  
HSDPA(HSUPA)
network coverage.
2. The network is 2. Try later.
busy.
3. The APN in the 3. Check the
user configuration APN in the
file is incorrect. user
configuration
file in the
"Network
Data connection
settings".
failed.
4. The device data 4. Local
is corrupted. network access
or the target
server maybe
experiencing
problems.
Retry data
request.
5. The network 5. Reselect the
type has been network type
selected manually, according to
but is incorrect. the type of the
SIM/USIM
card.
1. After connection, 1. Check that
you are unable to the APN in the
open web pages. configuration
files is correct.
2. Internet browser 2. Upgrade to
is causing the new
problems. version or
reinstall the
Internet
browser.
3. Your operating 3. Use the
system maybe professional
infected by a virus. anti-virus
Connected to Worm Blaster for software to
the Internet, example can affect check and
but it cannot upload and remove the
open any downloaded data virus.
website page. flow, resulting in an  
inability to access a
website.
4. You have 4. This
connected to an happens when
APN which cannot you are
connect to the changing any
Internet. preset operator
value in the
setting section.
Check the
entry and enter
the correct
APN from your
operator.
What is the volume of SMS SMS:50 Nos.
and Phone book can be Phone
stored in data card. book:500 Nos.