3. System
The System menu allows you to designate specific system network settings.
3.1 Select System
Allows you to set up the phone producer’s management environment. Leave this setting as the default unless you want to alter system selection as instructed by your service provider.
1.Press 
, 
, 
, 
.
2.Select Home Only / Automatic then press 
.
3.2 Set NAM
Allows you to select the phone’s NAM (Number Assignment Module) if the phone is registered with multiple service providers.
1.Press
, 
, 
, 
.
2.Select NAM1 / NAM2 then press 
.
3.3 Auto NAM
Allows the phone to automatically switch between programmed telephone numbers corresponding to the service provider area.
1.Press 
, 
, 
, 
.
2.Select On / Off then press 
.
3.4Serving System
Identifies the channel number of a system that is served as an SID Number. This information should only be used for technical support.
1. Press 
, 
, 
, 
.
