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Hi, So it seems my 6400 control panel is no more, so I got a refurb control panel. My question is regarding the re-installation of the original PIR's, siren and door contacts. Do I have to take them down or just push the button on them to be registered on the new control panel? Thanks in advance.

Hi, I have a Yale 6400 and until now everything has been ok. In the early hours 2 days ago, the panel started beeping rapidly, then stopped, then started beeping again. There was no fault showing but it was asking for the P code, which when entered did nothing. After about 15 minutes of this...