Samsung SGH-T339RRATMB - Manual (Page 51)

Call Functions 48
Muting or Sending Key Tones
These options allow you to turn the key tones off or on. If the Mute keys option is On, your phone does not transmit
the DTMF (Dual Tone Multi-Frequency) tones of the keys, which then allows you to press keys without hearing
annoying key tones during a call.
Important!: To communicate with answering machines or computerized telephone systems, select the Send DTMF option.
Searching for a Number in Phonebook
You can search for a number in Phonebook during a call.
1. In Idle mode, press Menu ➔ Phonebook ➔ Contact list and press the Select soft key or the key to
enter the menu.
With the Phonebook entries displayed:
2. Enter the name that you wish to find in the textbox located above the entries. If you enter the first few letters
of the name, the Phonebook entries are listed starting with the first entry matching your input.
- Or -
Use the Up or Down Navigation key to highlight the contact that you desire.
3. To view the highlighted entry, press the key. The Contact information displays.
For further details about the Phonebook feature, see “Finding a Phonebook Entry” on page 62.
Call Waiting
The Call waiting option must be set to Activate before you can answer an incoming call while another call is in
progress. For more information, refer to “Call waiting” on page 104.
You are then notified of an incoming call with a call waiting tone.