1.11 Using User-supplied Equipment1.11.1 If a Doorphone/Door Opener is ConnectedYou can talk to a person at the door through the doorphone. Preprogrammed extensions or an outside partycan receive the calls from the doorphone. You can open the door.– Doorphone Call– Opening a Door (Door Open)Doorphone CallTo call from the doorphonePress doorphonebutton.DoorphoneTalk.C.ToneTo answer a call from the doorphoneOff-hook.PT/SLT/PS/SIP Extn./S-PS• For KX-UT series SIP phone and S-PS users: If the doorphone number and name are storedin the phonebook of your phone, the doorphone information is displayed on your phone whena call arrives from the doorphone.To call the doorphoneTalk.Off-hook. Enter doorphonenumber (2 digits).doorphone no.PT/SLT/PS/SIP Extn./S-PSEnter 31.3 1 C.ToneUser Manual 2151.11.1 If a Doorphone/Door Opener is Connected