Samsung SPH-A700BSSXAR - Manual (Page 23)

Note: Display indicators help you manage your roaming charges by letting you
know when you’re off the Sprint PCS Nationwide Network and whether
you’re operating in digital or analog mode. (For more information, see
Section 2D: Controlling Your Roaming Experience on page 56.)
Section 2A: Your PCS Vision Phone - The Basics 15
indicates that your phone is in security mode.
indicates that an alarm is set on your phone.
indicates that the ringer is set at a level
between 1-8 or that 1-Beep is selected.
indicates that the ringer is turned Off.
indicates that a file (ringer, game, screen saver, java app,
etc.) has been downloaded to your phone.