User guide

Sierra Wireless USB Modem User Guide
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2. UnderStartup,selecttheOn exit field,andfromthedrop‐
downlist,select
Enable Airplane Mode.
3. Click
OK.
Frequency band and network selection
3GWatcherhastwooptionsthataffectyourabilitytoobtain
GPRS,EDGE,UMTS,HSDPA/HSUPAorHSPA+service:
• Thefrequencybandyouwanttouse
• Thenetworkyouwanttouse,ifyouarewithinthe
coverageareaofmorethanonenetwork
Note: Your service provide may not permit manual network selection.
If network selection is restricted, the Network button in the Prefer-
ences pane will be disabled.
Frequency band selection
EveryGSMnetworkoperatesononesetoffrequencybands.
Themodemisdesignedtochangefrequencybandsautomati‐
callytoobtainnetworkservice.Youcanalsochangefrequency
bandsmanually.
Tochangefrequencybandsmanually:
Note: Unless your service provider specifies otherwise, it is recom-
mended that you use the Automatic setting.
MoreinformationisavailableintheWatcherOnlineHelp.
FromthemainWatcherwindow,select
Help > Help Topics
(Windows)or
Help > SierraWatcher Help(Mac).
Windows Mac
1. From the main window,
select Tools > Options >
Network.
2. In the Frequency Band field,
select an option from the
drop-down list.
1. Select 3G Watcher >
Preferences > Network.
2. In the Frequency Band
field, select the desired
frequency band from the
drop-down list.