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Glossary
387
CDMA (Code Division Multiple Access) CDMA takes
digitized voice and encodes it in a unique scheme that is
sent out over the air. CDMA digital reduces the probability
of dropped calls. Your phone is equipped to handle CDMA
digital voice transmission.
D
DTMF tones See Dual Tone Multi-Frequency tones.
default A feature’s original setting as pre-programmed in
the factory.
Dual Tone Multi-Frequency tones The tones that your
telephone transmits when you press a key on the keypad.
These tones are used to access automated calling systems
such as Voice Mail, paging services, and banking-by-
phone. These tones are also heard by the party on the
other line if you use the Scratchpad while a call is in
progress. Synonymous with Scratchpad tones or touch
tones.
E
emergency call This feature allows you to make an
emergency call even if your phone is locked, by dialing 911
or another emergency access number.
F
fringe area The outermost range of a wireless system
where signals are weak.
H
Home Only Mode When your phone is active in this
System Mode setting and you are beyond the range of your
home Service Provider, your phone will not operate.