The only possible solution is to carefully brake hdmi connector from the unused side of your cable and see how pinout is organised. I had 5v on blue wire while in the legrands instruction 5v cable was red.
Hdmi Socket Wiring Diagram Wiring Diagrams
Hdmi socket wiring diagram. Often the backshell for the hdmi type a connector seems to be relatively large for the connector size this is because of the large number of pin connections required. The hdmi type c mini hdmi use the smaller hdmi connector. The hdmi type a male connector measures 139mm 445mm while the female sockets are fractionally larger because they need to accommodate the male and they measure 14mm 455mm. Some have an hdmi socket on the back so you just use a standard hdmi cable between the face plates. The hdmi 20 specification does not define any new cables or connectors since existing high speed hdmi leads and cables category 2 or higher are already compatible with the new specification this is a large part of the reason why hdmi leads are no longer normally referred to by their version number so now the terms high speed and high. At least legrands numbering shame matches pin numbering meaning hdmi pin 18 goes to hole 18.
And there you go running a signal through a 5 meter long cable with a self soldered connector then through a hdmi to hdmi connector and then another 3 meters to the imac with converter. This interface be found in sony handicam dlc hem15 hdmi to mini hdmi cable canon htc 100 hdmi to mini hdmi cable jvc other camcorders and some other small devices. Others extenders use 2 runs of cat5e cable which is what i guess youve been looking at this is just standard cable you dont need anything special but if youre running it outside you might want to consider outdoor rated cat5e or running it. Way to go hdmi. I tested it with a 1080p trailer and there was no scrambeld or strange picture to be seen proves that hdmi is a good and solid protocol.