First Alert 110C Trouble

NO AC AC Power Failure
BAT Panel Battery Low
Check 9 Tamper trouble
D1 System is in wait mode, system may have an internal problem
System Busy System is in wait mode, system may have an internal problem
CA Alarm was canceled, this is not a trouble
Canceled Alarm Alarm was canceled, this is not a trouble
CC Panel is being downloaded by Tech Support
EA Exit Alarm, this is not a trouble, customer armed system
then left and didn’t close door before delay expired
FC Fail to Communicate
OC Open Circuit, bad keypad wire
Beep every
40 sec
System is in Test Mode (Press Code + 1 to exit)
Smoke Detector 4-digit Code + 1 (OFF) twice to turn off siren and reset Smoke Detector
(If this does not work power down system, Smoke Detector is bad)