Ericsson DT288 User Manual page 50

Using the key
You are on the phone and want to transfer a call.
To transfer calls to another number:
1. Press to put the current call on hold.
You hear the dial tone of the switchboard.
2. Enter the (extension) number to which you want to transfer the call.
If the number is available, you hear it ring.
3. Press to transfer the call, or press
NO
Using the 'NewCall' option
During a call, you may want to hold the call and dial another number, but you
do not know the number by heart and want to look it up in the phone book, the
''who called'' list or the "last dialled" list.
to return to the caller.
Telephoning 50