Frequency Band Selection; Network Selection - Sierra Wireless AirCard 800 Series Installation Manual

AirCard 800 Series USB Modem Installation Guide
32

Frequency band selection

Every GSM network operates on one set of frequency bands.
(See "Frequency band selection" on page
USB modem is designed to change frequency bands automati ­
cally as required to obtain network service. You can also
change frequency bands manually from the Network tab of the
Tools > Options... > Network
Options window (
Note: Unless your service provider specifies otherwise, it is recom-
mended that you use the Auto setting.

Network selection

Depending on your location, you may be within the coverage
area of several networks. Your ability to obtain service on each
network is dependent on your account.
Your options for network selection are:
• Automatic—The AirCard USB modem automatically
selects a network based on your account and network
availability.
• Manual—The AirCard USB modem scans the area and
displays a list of detected GSM networks. You can then
choose from a list of available networks.
If you select a network on which you cannot obtain service, the
message, "Failed to register with network" appears. You
should then choose a different network.
This option is set on the Network tab of the Options window
Tools > Options... > Network
(
32.) The AirCard
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