Phone Status Indicators; Wireless Network Coverage Indicators - Blackberry Curve 8300 Getting Started Manual

Phone status indicators

Wireless network coverage indicators

Indicators on the Home screen display the wireless coverage level for the area in
which you are using your BlackBerry® device. A wireless coverage level might limit
the use of some device features.
You can use the phone, send and receive email, PIN, SMS text, and
MMS messages, and use the browser with a high-speed data
connection.
You can use the phone, send and receive email, PIN, SMS text, and
MMS messages, and use the browser.
You can use the phone and send and receive SMS text messages.
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missed call
placed call
received call