On Saturday, 10 August 2019 05:08:07 UTC+1, wrote:
on 09/08/2019, tabbypurr supposed :
Basic they may be, but they're the quickest way I know of to check the 3
wires are connected and to the right connectors.

They only guarantee that the live is connected to the live terminal.

if that's all that's connected nothing lights. They do more than that. This isn't something we need to discuss, if you know how they work it's completely obvious.


NT