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Use 
Menu
 4 4 2 to tell your phone how to choose a public 
system (network). Your selection remains active until you 
change it.
Any system
When service is not available in your home 
system, the phone searches for a preferred system of either 
type, then a home-type system, then a non-home-type 
system.
Home type
When service is not available in your home system, 
the phone searches for a home-type system, preferred first.
Nonhome type
The phone searches for a non-home-type 
system only, preferred first (home system is not used).
Home only
The phone uses its home system only (that is, it 
will not roam).
Automatic answer
This feature is available only when your phone is connected 
to a headset or to an approved handsfree car kit equipped 
with the ignition sense option, with the ignition on.
When automatic answer is turned on, your phone answers 
incoming voice calls after one ring. Use 
Menu
 4 1 4 to turn 
this feature on or off. 
Note: if the ringing type is set to Silent or Beep once, the 
automatic answer will not work.
Touch tones
Your phone can generate various sounds, called touch tones, 
when the keys are pressed.
Touch tones can be used for many automated services such 
as checking voice mail, movie times, and airline arrival/
departure times.
Note: Sending confidential information over the air using 
touch tones is not recommended.
Setting manual touch tone length
Use 
Menu
4 2 1 1 to set the length of touch tones created 
when you press a key: