Keypad beeping & “trouble” light is on (yellow light)
Press (*) button, then (#2) button
#1 lit up – Problem with back up battery
#2 lit up – Problem with power
#3 lit up – Problem with the telephone line
#4 lit up – Problem with communication
#8 lit up – Problem with loss of time/clock on the keypad
Once the problem is determined, press the (#) button twice (2 times). Arm the alarm system (in “stay” mode) for 20-30 minutes before disarming.
**If the “trouble” light remains lit after the arming and disarming of the system, call Service Dept. for further assistance.