16CONVENIENCE FEATURESDO NOT DISTURBUse Do Not Disturb (DND) mode when you want to block incoming calls to your keyset: Lift the handset and dial 401.To cancel DND: Lift the handset and dial 400.You can still make calls while in DND mode.ANSWERING THE DOORPHONEIf your station is programmed to receive calls from the doorphone:1. You will receive a number of short rings repeated.2. Lift the handset and you will be connected to the doorphone.3. If an electric door lock release is installed, press Recall, listen for confirmationtone and dial 13 to release the lock.CALLING THE DOORPHONE(ROOM MONITORING)You can call the doorphone and listen to what is happening external or in another room.1. Lift the handset and dial the extension number of the doorphone.2. You will be connected to the doorphone. You can listen or have a conversation.3. If an electric door lock release is installed, press Recall, listen for confirmationtone and dial 13 to release the lock.ACCOUNT CODESWhen it is equipped with optional equipment, your DCS system allows calls to be chargedto different accounts. You can enter an account code either during a call or when the ex-ternal party hangs up.To enter an account code during a call:1. Press Recall, listen for confirmation tone and dial 47. Your call is interruptedtemporarily.2. Dial the account code (a maximum of 12 characters, which can include # but not*).3. Press Recall or * to return to the conversation.