external lighting

Hello everyone. We had builders in a couple of years ago to update the kitchen. They ran 4 cables in two 2 pairs through the external wall saying we could use them for outdoor lights. We bought some lights recently and connected them but only 1 of the four works. I can't really ask them because...

Hi. I have a hikvision dvr with alarm in and outputs, a gjd elite external pir to trigger the dvr, and a pyronix enforcer with wired/wireless inputs and four programmable outputs (app enabled). My objective is for the gjd pir to trigger an output on detection to 1) turn mains external lights on...