LW272 GSM/WCDMA USB Modem
MANUAL
MODEM Device Introduction
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.
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.
Note:
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.
3. 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.
Note:
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.
