OpenSprinkler › Forums › OpenSprinkler Unified Firmware › OpenSprinkler Firmware 2.1.0-beta (Major Upgrade!) › Reply To: OpenSprinkler Firmware 2.1.0-beta (Major Upgrade!) October 13, 2014 at 11:47 pm #33875 RayKeymaster The PCB design has a top keepout layer around the support pillars, but I think forgot to add bottom keepout, so there are traces running close by the hole on the bottom side. This normally isn’t an issue, unless perhaps you screwed it too tight?
