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Monitoring Modem Status
While in the ATTACHED state, the Status Screen provides three main areas of modem data monitoring:Connection Status/Signal Strength/Battery
Above the Connection Status area is the name of the Service Provider and the PLMN ( Public LAN Mobile Network) currently in use.
Win CE | Palm® |
Figure 25 Modem Status
Connection Status 
Connection Status descriptions are:
Not Attached = Modem is not attached to the network. Windows CE icon is Red.
GPRS Data Enabled = Modem is GPRS data enabled and IP data activity is allowed.
Windows CE icon Flashes Green.
Atached = While Attached to the network, you can receive (SMS) and make phone calls.
You can NOT pass IP data such as Internet activity or email. Windows CE icon is Green.
Trying = Modem is trying to attach to the network. Win CE icon is Yellow.
Off = Modem is powered off. Win CE icon is Grey.
Signal Strength 
Signal Strength descriptions are:
Poor = Windows CE icon is Red.
Average = Windows CE icon is Yellow.
Excellent (Good) = Windows CE icon is Green.
Signal Strength is also displayed measured in decibels.
Battery Status 
Battery Status descriptions are:
Low = WinCE icon Flashes Red.
Average = WinCE icon is Yellow.
Good = WinCE icon is Green.
Charging = WinCE icon will Flash Green.
SMS Messages 
SMS notifies you if there are any new messages available.
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