At a glance
Del
Scrolls up through the display.
Deletes numbers on the display before dialling.
Talk
Press to make and answer calls or to use in handsfree mode.
Power/Secrecy
Switches the handset on and off.
During a call, mutes your voice so your caller cannot hear you, and you can talk privately to someone else in the room.
Locks the keypad so you cannot press the buttons accidentally.
LNR
Press to redial the last number called.
Inserts a Pause when storing a number in the memory.
Synergy 2150
Options
Opens the set up menu.
Confirms setting you want.
Int
Lets you make an internal call or transfer a call.
Phonebook
Scrolls down through the display.
Displays the directory.
End
Press to end a call. Press to step back through options menu.
Keypad
Recall
Used to access some BT Select Services and when using your phone with
a switchboard.
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