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Programming your telephone 
If you want the headset to ring only when receiving an incoming call, you must activate the headset 
mode. 
Switch 
or   
Enable external hands-free. 
or 
Save 
Validate your choice. 
5.9 Headset mode 
You can use a headset with your phone. If you want the headset to ring only when receiving an 
incoming call, you must activate the headset mode. 
Before using this feature, you have to programmed a key on the home page with the following 
feature: 
Headset
. 
The phone is in idle state. 
Connect the headset to the desk phone. 
 
Select the programmed key: 
Headset
. 
This icon is displayed on your desk phone:  . 
5.10 Define time and date format 
The phone is in idle state. 
Menu 
Press the Menu soft key to access the Main Menu. 
Basic Setting 
Use up-down and 'ok' navigation keys to select: 
Basic Setting
.
 
Time and Date 
Use up-down and 'ok' navigation keys to select: 
Time and Date.
 
Switch 
or   
Date:
 choose the date format. 
Time: 
select Time Format. 
or 
Save 
Validate your choice. 
 
To end the settings. 
 
5.11 Manage Bluetooth
®
 device (M7) 
This feature is only available with compatible Bluetooth
®
 desk phone. Otherwise the 
corresponding  menu is not displayed or is inactive. You can pair one Bluetooth
®
 device, such