When you are on the phone and a second call comes in this feature
will notify you that a call is waiting. You may answer the second call without
disconnecting the first.
To answer a call waiting
- While talking on the phone you hear a tone that a second call is waiting
- Press Transfer/Link/Flash and dial 53
- You are now connected to the second call and the first call is automatically
placed on hold.
- To return to the first caller, press Transfer and dial 53. You can alternate
between calls by pressing Transfer and dialing 53.