How To Change Battery In Cpi Door Sensor. Remove the motion detector cover. Press and hold the reset button found under the pinhole on the back of the device.
The sensor will be ready for use. When a sensor in your home is tripped and an alarm is triggered our award-winning UL-certified Central Station takes action to verify burglary intrusion and flood emergencies via audio and video verification. Then take out the old battery.
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Remove the cover from your motion sensor. Remove the cover from your motion sensor. A paperclip works well. The sensor LED should start flashing.
