Samsung SGH-T319NBBTMB - Manual (Page 21)

Section 2: Understanding Your Phone 17
Keys
Section 2
Keys
The following list correlates to the illustrations.
1. Display area where text and graphics are displayed.
2. The headset jack is used for the hands-free headset.
3. Performs the functions indicated by the screen text on
the bottom line of the display.
4. Makes or answers a call.
In Idle mode, recalls the last number dialed or received
when held down.
5. During a call, adjusts the earpiece volume.
In Idle mode with the phone open, adjusts the Ring
volume. With the phone closed, turns on the external
display when held down.
6. In Idle mode, accesses voice mail when held down.
7. Enters numbers, letters, and some special characters.
8. Enters special characters. Performs various functions.
9. The microphone used during phone calls and voice notes
recordings.