Samsung SCH 3500 User Manual page 38

You can mute the microphone during conversation by
selecting the Mute option from the In Use Menu. When
Mute is active, "MUTE" displays. The phone resets this
condition to the default Unmute setting at the end of your
call.
To mute the microphone during a call:
1. During conversation, press
Menu.
2. Press
other party's conversation, but they will not hear your
conversation. "MUTE" displays on the screen.
3. To "unmute" the microphone during the same
conversation, repeat steps 1 and 2. Selecting the
(Un)Mute option toggles Mute on and off.
Your Sprint PCS Phone signals an incoming call or message
in the following ways:
The backlight illuminates.
The red LED on the top of the handset flashes.
The ringer sounds (unless set to Vibrate or Off).
Incoming call notification continues until one of the
following events occurs:
You answer the call.
You press
ringer before answering the call.
The calling party ends the call.
to mute the microphone. You will hear the
, or you press
to display the In Use
to silence the