24
Learning to Use Your Phone
2. GPRS Indicator
Shows that your phone is using a high-speed 
General Packet Radio Service (GPRS) network 
connection. GPRS allows faster data transfer 
speeds. Indicators can include:
3. Data Transmission Indicator
Shows connection and data transmission status. 
Indicators can include:
4. Roam Indicator
Shows when your phone is seeking or using 
another network outside your home network. 
Indicators can include:
5. Active Line Indicator
Å
= GPRS PDP context 
active
Ç
= GPRS packet data 
available
4
= secure packet data 
transfer
7
= insecure packet 
data transfer
3
= secure application 
connection
6
= insecure application 
connection
2
= secure Circuit 
Switch Data (CSD) call
5
= insecure CSD call
8
= 2.5G home
9
= 2.5G roam
:
= 2G home
;
= 2G roam
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