Fixing Other People's Bad Repairs (Again)

This episode is sponsored by PCBWay https://www.pcbway.com Fixing computers is hard enough. But fixing computers other people tried to fix and failed... that's the stuff of nightmares and this is a perfect example of that. Support Noel's Retro Lab on Patreon:   / noelsretrolab   You can also support Noel's Retro Lab on YouTube by joining this channel:    / @noelsretrolab   Tools I used: Bench power supply https://amzn.to/3PdKdh4 TOPDON thermal camera (iOS) https://amzn.to/45jFMa1 TOPDON thermal camera (Android) https://amzn.to/45BYGZm Hantek oscilloscope https://amzn.to/3Ew2wYJ Amstrad diagnostics ROM https://github.com/llopis/amstrad-dia... Chapters: 00:00 Intro 00:32 Power 01:06 Inspection 03:11 Voltages 04:07 Temperature 09:23 Signals 14:49 Stuck test 19:53 CRTC? 26:11 ROM 31:46 Final touches Music tracks: Funky Stars by McKlain https://mcklain.bandcamp.com/track/fu... Battro OST by McKlain https://mcklain.bandcamp.com/track/ba... More awesome music by McKlain: https://www.mcklain.com 🛠 Tools I use ➤ https://noelsretrolab.com/tools.html Connect with Noel's Retro Lab: Discord ➤   / discord   Facebook ➤   / noelsretrolab   Twitter ➤   / noelsretrolab   Instagram ➤   / noelsretrolab   Mailing list ➤ https://noelsretrolab.com #repair #retro