FBI XL20 Trouble

AC Power ON System operating normally
AC Power OFF AC Power is not working
AC Power Flashing Backup battery is low
(Keypad will beep, this can only be silenced by powering down)
Arm Slow Flashing System failed to communicate
Smoke Reset Enter Code or press *
(If this does NOT reset smoke detector set for service, smoke is bad)
All Zones Blinking System Time needs to be set press # + 3 + Code + HH MM)
Smoke Reset Enter Code or press *
(If this does NOT reset smoke detector set for service, smoke is bad)
RF LB LED
OFF = Normal
FLASH = Zone Low Battery
(Zone LED will also flash)
Supervision LED
OFF = Normal
ON = RF Transmitter has not checked in (Trouble)
FLASHING FAST = RF Transmitter has Tamper Condition
FLASHING SLOW = Siren Supervision Trouble