Non-PoE device that had 48v passive PoE plugged into it - HDMI Video Encoder Repair [3]
Channel: GregTech
Date: 2023-01-25

*Need your PoE device repaired?* Visit https://gfxrepair.com

There's this customer that's been sending me Axis PoE cameras to repair and a few weeks ago he accidentally broke his network video encoder by plugging in a passive power over ethernet supply. In this video ill show you that by replacing the ethernet jack, and the network control chip, you can restore a network interface on a device that wasnt meant to be powered by PoE.

RJ-45 Galvanic isolation:
The way Ethernet is designed, the ethernet jack is meant to galvanically isolate the UTP from the circuit. 
You can read more here: https://electronics.stackexchange.com/questions/27756/why-are-ethernet-rj45-sockets-magnetically-coupled

The Szuray 4k HDMI Video Encoder featured in the video:
https://www.szuray.com/h-pd-250.html
https://www.amazon.com/dp/B077NFGW6L/?coliid=I31D2GPLJWK38Y&colid=10CHSEKBORANW&psc=1&ref_=lv_ov_lig_dp_it

*Social links:*
Discord server: https://discord.gg/uTjxx5Q9c3
Patreon: https://www.patreon.com/gr3gtech
Instagram: https://www.instagram.com/gr3gtech/
Twitter: https://twitter.com/gr3gtech
Second channel: https://www.youtube.com/channel/UCX0a...

*Other recommended video creators in the repair and overclocking space:*
https://www.youtube.com/@TechCemetery
https://www.youtube.com/@CmdrSoyo
https://www.youtube.com/@ActuallyHardcoreOverclocking
https://www.youtube.com/@LuumiJuhani
https://www.youtube.com/@gerrepair7862
https://www.youtube.com/@VIKon-msk
https://www.youtube.com/@notebook31
https://www.youtube.com/@ITsystem
https://www.youtube.com/@masterliu1892
https://www.youtube.com/@3kliksphilip

The device featured in this video for repair is a unique device that finds use across multiple areas of the commercial broadcast industry. Mostly being used in large building complexes such as Campus's, hotels, and factories, this "szuray" branded device is a very capable 'all in one' streaming device and isn't bogged down by things like HDMI Encryption.