Sensaphone 1800 - Manual (Page 109)

Appendix A: Checking for Proper Operation
107
then STATUS on the keypad, and listen to the status report.
Make sure the report states that “power is off ” and “battery is
OK.” Keep the AC adapter unplugged so that a Power Failure
alarm occurs. Allow the unit to dial all programmed telephone
numbers while running on battery backup. Plug in the AC
adapter after the unit has finished dialing all of the telephone
numbers.