C7 squared figure 8 polarity question.

crazyal12

Standard Member
Hello, Could anyone tell me which side of a UK squared off figure 8 C7 type connector is live and neutral?

This type of connector.

IEC60320_Polarised_C7.JPG


I have a device that needs the correct polarity and I can only find regular non polarised figure 8 cables lying around.

Thanks :)
 

crazyal12

Standard Member
Thanks for the reply.

The device in question is a very old skydigi box (Sky is a satellite TV service we have in the UK) and for some reason it had a squared figure of eight but I had been using a regular non polarised cord and after years of use a number of problems were beginning to show.

I have since took the skybox apart and followed where both pins go, and the circler pin went to an on-board fuse before anything else which I am assuming is the live and the squared one had one long track on the circuit board that looked like it was a common natural return for the various chokes and other components on the mains side of the board.

I also marked the cable with a red marker pen to show which side is live two after testing it with a continuity checker.

Thanks :)
 

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