On rare occasions, the SYRSP may lose its identity in some major power outages, Always try to readdress and reconfigure the switch before recommending replacing it.
To Check the Address:
1. Remove the faceplate.
2. Press the setup button under button number 9
3. The station will indicate its address by flashing the corresponding button number slowly. If the station id is larger than 9, the tens button will flash followed by the ones button
4. The address will flash 3 times and then go back to normal