NEC DT750 User Manual - page 101
Menu List For
Setting
95
Menu Item
Description
Default Value
5 Setting
1 User Setting
Make the user setting of DT750.
1 Incoming Call
Settings for incoming call.
1 Ring Volume
Not used.
-
2 Offhook Ring
Enable/disable Off-hook ringing.
Enable
3 Headset Ring
Enable/disable the ringing of headset.
Disable
4 Ring Tone
Select a ringer tone for external call and internal call.
-
1 ExternalCall
Select a ringer tone for external call.
Automatic
(Tone Type1)
2 Internal Call
Select a ringer tone for internal call.
5 Illumination
Set the illumination pattern.
Automatic
6 Headset Ring Volume
Not used.
-
2 Talk
Settings for telephone conversation.
1 RTP Alarm
Enable/disable RTP alarm.
Automatic
2 DTMF Tone
Enable/disable DTMF tone.
Automatic
3 Key Touch Tone
Set key touch tone generated when the digit keys are
pressed while the telephone is off-hook.
Automatic
4 Hold Music
Select a Music on Hold to be heard by DT750 user.
Default
5 Prefix
Register Prefix number.
-
3 Display
Settings for LCD display.
-
1 Time Format
Determines whether time is displayed with a 12-hour or 24-
hour clock format.
Automatic (12-
hour format)
2 Local Volume
Determines whether or not to display the following volume
levels: handset receiver volume, speaker volume, ringer tone
volume and LCD contrast.
Automatic
(Enable)