Other Intercom Featuresæ 4-50 ænnnn BGM (TX-Z 824/1232/2464)DESCRIPTION:Background Music (BGM), from a customer-provided music source such as radio, can be broadcast overthe speakers of the KTS. BGM plays while an extension is not in use. When Program #49 is enabled,BGM can also be broadcast over speakers in the external page zones. If BGM is enabled, one intercomlink is used exclusively for BGM.STATION APPLICATION:KTSOPERATION:To turn BGM on or off while an extension is not in use:- Do not lift handset.1. Press #.RELATED SYSTEM DATA:#49: External Zone BGM/Alarm#56: Relay Contact Assignmentnnnn External PagingDESCRIPTION:External Page Output allows incoming Trunk audible, BGM from an external source, and/or alarm signalsto be broadcast over speakers that are installed in the external page zone(s).STATION APPLICATION:External SpeakerOPERATION:Not applicable.RELATED SYSTEM DATA:#02: Line Group Assignment#49: External Zone BGM/Alarm#50: External Zone Trunk Audiblennnn DoorphoneDESCRIPTION:A Doorphone, usually placed next to an entrance door, is a combination of doorbell and Intercom. Whensomeone presses the CALL button on the Doorphone, chime tones are sent to the designatedextensions. When an extension user answers the chimes, a two-way conversation is possible with theperson at the door. An extension user can also call a Doorphone. The system can accommodate up totwo Doorphones; both boxes can be used at the same time. Doorphone 1 sends different types of chimetones than Doorphone 2. When the chime is ringing or answered, an Intercom link is used.The extension(s) assigned in #61-E shall be out of service for Doorphone facilities (not call/notanswer/not pickup Doorphone).STATION APPLICATION:KTS, SLT