NEC DT750 User Manual - page 33
1.
27
2
Talk
3
4
5
6
0
• TO ENABLE/DISABLE DTMF TONE
[Setting]
1/1
The procedure below shows how to enable/disable
RTP alarm.
While indicating the current time on LCD, press
Menu
key to open the Menu screen.
Select Setting and then press
(Enter)
or OK soft
1
User Setting
2
Download
3
Data Backup/Restore
key. (or press 5 key.)
↓
Back
OK
[Menu]
Select 2 Talk and then press
(Enter)
,
(Right-
cursor)
or OK soft key. (or press 2 key.)
History Directory
Tool
Call Func.
[User Setting]
1/1
1 Incoming Call
Setting
Presence
Favorite
Config
Display
Change Password
↓
Back
OK
Security
Peripherals
Select 1 User Setting and then press
(Enter)
,
Setting Reset
(Right-cursor)
or OK soft key. (or press 1 key.)
↓
Back
OK
Select 2 DTMF Tone and then press
(Enter)
,
(Right-cursor)
or OK soft key. (or press 2 key.)