19Features on a Calling FailureThis section describes functions that can be used for internal calls when the other party is busy orwhen a call cannot be connected due to features such as ‘Do Not Disturb’, set by the other party.Call BackIf an internal call cannot be connected, you can reserve the call.1 If the other party does not answer your call or if he or sheis in‘Busy’ or in ‘Do Not Disturb’ status, press button.2 Move to [1. Call Back] using the button andthenpress the button.- Your phone will ring when the other party either finishesthe call or clears the DND function. Once you pick up yourphone, the phone of the other party starts to ring.Station MessageIf an internal call cannot be connected, you can send a message.1 If other party is not answering, ‘busy’ or ‘rejecting call’ isset,then press the button.2 Move to [2. Message] using the button andthenpress the button.- The icon appears on the other party’s phone.