Samsung SGH-A837 - Manual (Page 33)

Call Functions 30
Using the Speakerphone During an Active Call
While in an active call, it is possible to enable the speakerphone
feature.
1. Dial the number and press the key.
2. Press the key to activate the speakerphone when the
call is answered.
3. Use the volume keys (located on the left side of your
phone) to adjust the volume.
Important!: For more information, see “Responsible Listening” on page 164.
Muting or Sending Keypad Tones
These options allow you to turn the key tones off or on. If the
Mute Keypad Tone option is selected, it allows you to press keys
without hearing key tones during a call.
Note: To communicate with answering machines or computerized telephone
systems, the Send Keypad Tone option must be selected.
Switching off the Microphone (Mute)
You can temporarily switch your phone’s microphone off, so that
the other person cannot hear you.
Example: You wish to say something to person in the room, but do not want
the person on the phone to hear you.
To switch the microphone off temporarily with a single active call:
1. Press the Mute soft key.
2. Press the Unmute soft key to switch the microphone back
on.
To switch the microphone off temporarily with one active call and
one on hold, or, one active call with Video Share enabled.
1. Press the Options soft key, then select Mute.
2. Press the Options soft key, then select Unmute to switch
the microphone back on.
A837.book Page 30 Wednesday, July 23, 2008 3:28 PM