VX3100A
System (Menu 
)
Select System (Menu 
)
This function enables 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 Soft Key 1 Menu.
2.Press 
Settings.
3.Press 
System and then press 
Select System.
4.Select an option and press 
.
Home Only/Automatic_A/Automatic_B displays.
Set NAM (Menu 
)
Select the phone’s NAM (Number Assignment Module) if the phone is registered with multiple service providers.
1.Press Soft Key 1 Menu.
2.Press 
Settings.
3.Press 
System and then press 
Set NAM.
4.Select NAM1 or NAM2 and press 
.
VX3100A
Auto NAM (Menu 
)
Allows the phone to automatically switch between programmed telephone numbers corresponding to the service provider area.
1.Press Soft Key 1 Menu.
2.Press 
Settings.
3.Press 
System and then press 
Auto NAM.
4.Select On or Off and press 
.
Serving Sys (Menu 
)
You can identify the channel number of a system that is served and a SID Number. This information is only for technical support.
1.Press Soft Key 1 Menu.
2.Press 
Settings.
3.Press 
System and then press 
Serving Sys.
TTY Mode (Menu 
)
Users can attach a portable TTY device to the 2.5 mm jack on the phone and communicate with other parties using a TTY. TTY users must have a TTY/TDD device.
1.Attach a TTY cable to the 2.5 mm jack, located on the top of the handset.
MENU FEATURES
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