X10 HawkEye Motion Detector MS13A

this video will demonstrate how to change batteries in a DSC wireless motion sensor you'll need one cr123a battery for each motion sensor needing a replacement for convenience we recommend replacing batteries for all wireless devices at the same time please note if your security system is monitored you will need to call the monitoring center and put your account on test before changing batteries as they will receive a tamper signal from the device first look on the bottom of the motion sensor for a small screw if there is a screw remove it now if there is no screw place your palm on the bottom of the motion sensor and push up to remove the motion sensor from the mounting bracket second remove the battery cover on the back of the motion sensor by sliding it upwards now remove the old battery tapping the motion sensor firmly knew your palm is often the easiest way to do this insert a new