Nokia 3105 User Manual page 46

DTMF tones
DTMF tones are sounds that are produced when you press the keys on your
phone's keypad.
You can use DTMF tones for many automated over-the-phone services such as
checking bank balances and airline schedules and using your voice mailbox. Those
features depend on operator's availability. DTMF tones can be sent only when a
call is active.
Press Menu, and select Settings,
To choose the DTMF tones
• Continuous - Tone sounds for as long as you press and hold a key.
• Fixed - Sets the tone to a fixed tone length.
• Off - No tones are sent when you press a key.
To adjust the fixed tone length, select
• Short - Fixed tone length of 0.1 sec.
• Long - Fixed tone length of 0.5 sec.
Welcome note
Press Menu, and select Settings,
note which is shown briefly when the phone is switched on.
Help text activation
To set the phone to show or not to show the help texts, press Menu, and select
Settings, Phone settings
Phone settings
options select Manual DTMF
DTMF tone
Phone settings
and Help text activation.
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Copyright 2005 Nokia. All rights reserved.
and DTMF tones.
tones.
length:
and Welcome note. Key in the
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