Call Comcast if you haven't and request to do an alarm test for the motion sensor. The motion sensor will blink red when it detects motion.
When you say it's not working, is there an error on the touchscreen on the top right hand corner?
Call Comcast if you haven't and request to do an alarm test for the motion sensor. The motion sensor will blink red when it detects motion.
When you say it's not working, is there an error on the touchscreen on the top right hand corner?