Storing during a call
Press the SET key twice followed by the repertory key on which the
number is to be stored.
Repertory dialing
Lift the handset and press the repertory key . The number stored on this key
is immediately dialed. Please see note under " Speed dialing ".
Mute
You can deactivate the handset completely by pressing the MUTE key
while a call is in progress. The other party can no longer hear you. To activate
the handset, simply press the key once more.
RECALL key
Use the RECALL key to use additional PABX features, if applicable.
Configuration of telephone socket
Configuration of the socket for the connecting cord on the lower side of the
telephone set: