NEC DT400 - Terminal Setup with the Feature Key

Terminal Setup with the Feature Key
Microphone On/Off
LED on Mic key shows the status of the built-in microphone.
… Press Soft Key associated with the MIC Display or press
Feature and 1.
To Select Ringer Tone
(1) Press the MENU key
(2) Go to SETTING
(3) [1] User Setting
(4) [1] Incoming Call
(5) [4] Ring Tone
(6) [1] External Call (use Cursor (up down enter) to
select ringtone)
(7) Press EXIT to exit settings
DT Series has 14 kinds of ringer tones that you can select.
Tone 6 is default.
RINGER TONE
4:26 PM TUE 13 APR 2020
NAME HSET MIC >>>
TONE No.
Frequency (Hz)
Modulation (Hz)
1
520/660
16
2
520/660
8
3
1100/1400
16
4
660/760
16
5
Melody 1
6
Melody 2
7
Melody 3
8
Melody 4
9
Melody 5
10
Melody 6
11
Melody 7
12
Melody 8
13
Melody 9
14
Melody 10