NEC DT830 Series User Manual page 45

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• TO SELECT RINGER TONE
DT Series has 10 kinds of ringer tones that you can
select.
STEP 1: Press
Feature
the selected tone number (n=1 ~ 10).
RINGER TONE
4:26 PM
No.
Frequency (Hz)
1
520/660
2
520/660
3
1100/1400
4
660/760
5
6
7
8
9
10
Note:
Tone number 5, 6, 8~10 (Melody 1, 2, 4~6) will
sound continuously.
DT430/410
and
key. The LCD displays
3
n
MON 22 SEP 2014
Modulation (Hz)
16
8
16
16
Melody 1
Melody 2
Melody 3
Melody 4
Melody 5
Melody 6
37

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