NEC DT750 User Manual page 42

or OK.
1
• Press .
[Setting]
1 User Setting
2
Download
3 Data Backup/Restore
↓
Menu soft key is Back soft key for the firmware version
TIP
before 4.0.0.0.
1
STEP 3: Select Incoming Call.
Select an item by one of the following operations.
• Touch panel operation.
• Highlight an item by using
or OK.
1
• Press .
1/1
Menu OK
, and press ,
[User Setting]
1
Incoming Call
Talk
2
3 Display
Change Password
4
Security
5
6 Peripherals
Usability
7
2
STEP 4: Select
Select an item by one of the following operations.
• Touch panel operation.
• Highlight an item by using
or OK.
2
• Press
[Incoming Call]
1 Ring Volume
2
Offhook Ring
3
Headset Ring
4 Ring Tone
5 Illumination
6
Headset Ring Volume
STEP 5: To disable/enable the off-hook ringing, select
36
1/1
↓
Back OK
Offhook Ring.
, and press
.
1/1
↓
Back OK
,