AT&T TL87203 - Telephone Base Alert Tones

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Appendix
Telephone base alert tones
One short beep Tone of each key press, if key tone is turned on.
One long beep Indication to begin recording a message, memo or announcement.
Indicates the start of message recording during call screening or
the end of a message playback session.
Two short beeps
You are pressing q/VOLUME/p on the telephone base when the
volume is already at its highest or lowest setting.
-OR-
Call waiting tone.
-OR-
Error tone.
-OR-
Registration slots are full.
Conrmation tone
(three rising tones)
The system has completed the command successfully.
Four beeps The other party has ended your intercom call.
Four short beeps Registration failure tone.
Four rising tones Your Android cell phone has received mobile notications.
Beeps every 10 seconds Message alert.
Screen icons, alert tones, and lights