Samsung SPH-A790ZKSXAR - Manual (Page 160)

Tip: You can also begin a Three-Way Call by displaying a phone number
stored in your Contacts, Call History, or Messaging. To call the third
party, press TALK.
Note: Call Waiting and Three-Way Calling are not available while roaming off
the Sprint Nationwide PCS Network.
Section 3A: Sprint PCS Service Features - The Basics 151
Using Call Forwarding
Call Forwarding lets you forward all your incoming calls to another
phone number – even when your phone is turned off. You can
continue to make calls from your phone when Call Forwarding is
activated.
To activate Call Forwarding:
1. Press .
2. Enter the area code and phone number to which your future
calls should be forwarded.
3. Press . (You will hear a series of tones to confirm the
activation of Call Forwarding.)
To deactivate Call Forwarding:
1. Press .
2. Press . (You will hear a series of tones to confirm the
deactivation.)
Note: You are charged a higher rate for calls you have forwarded.
GSM
Note:
A variation of Call Forwarding known as Call Diverting is available while
roaming internationally in GSM mode. For information on setting up Call
Diverting, see “"Using Call Diverting (GSM)" on page 183.