NEC DT830 Series User Manual page 58

• TO ENABLE/DISABLE DTMF TONE
The procedure below shows how to enable/disable
DTMF Tone.
STEP 1: Display the Menu screen, and select Setting.
1
STEP 2: Select User Setting.
Select an item by either of the following operations.
• Highlight an item by using
or OK soft key.
1
• Press key.
[Setting]
1
User Setting
2
Download
Data Backup/Restore
3

2
STEP 3: Select Talk.
Select an item by either of the following operations.
• Highlight an item by using
or OK soft key.
2
• Press key.
, and then press
Menu OK
, and then press
[User Setting]
Incoming Call
1
2 Talk
3
Display
4
Change Password
5 Security
6
,
7
STEP 4: Select
Select an item by either of the following operations.
• Highlight an item by using
or OK soft key.
• Press
[Talk]
1 RTP Alarm
,
2
DTMF Tone
Key Touch Tone
3
4 Hold Music
5
Prefix
50
Peripherals
Usability

Back OK
2
DTMF Tone.
, and then press
2
key.
 Back OK
,