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i n c r e m e n t a l l y.
Key To n e (Menu
To set the Key Tone length and touch tone playback
s p e e d :
1. Press Soft Key 1 M e n u.
2. Press
3 . Press
4 . Set Normal / Long with
N o r m a l
L o n g
NOTE: Use the side key buttons. The upper button
increases the volume and the lower button decreases
the volume.
NOTE: Dual-Tone Multi Frequency (DTMF) Signaling
works by the simultaneous transmission of two
tones, one from a group of low frequencies and
another from a group of high frequencies. Each
group of frequencies consists of four frequencies.
Setting Key Beep length to long extends the DTMF
tone. Press M e n u, then Key Tone Using then L o n g.
Press Soft Key 1 O k.
82
S e t t i n g s.
S o u n d s and then press
Sends out a tone for a fixed period of
time even if you keep the key pressed.
Sends out a continuous tone for as long
as you keep the key pressed.
)
Key To n e.
and press Soft Key 1 O k.
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