It's a Transient Voltage Suppressor. I haven't tested others, but I know 100 will function just fine without it. In a pinch I remove them to fix ethernet errors. I think this is the right part number if you wanted to replace it. RCLAMP0504FCT
Gerard On Sat, Sep 27, 2014 at 10:19 PM, Ken Hohhof via Af <af@afmug.com> wrote: > Anybody know what that little 6-leaded SMD is between the RJ45 jack and > the Ethernet transformer on the PCB of a Canopy SM? We bought a used SM > that doesn't work (it lights up and seems to be trying) and that part is > missing. I don't think it's optional. But is its absence causing the > problems? Or just an indication that a tech didn't finish repairing it and > mistakenly marked it as tested and good? > > If it's a surge protection component, it seems too small to do much good. > >
