01F - Fixing the CP400 color II a Brazilian coco2 clone and my first computer in the 80s! скачать в хорошем качестве

01F - Fixing the CP400 color II a Brazilian coco2 clone and my first computer in the 80s!

In this video I present the CP400 Color II, a TRS-80 color computer 2 clone made in Brazil and the first computer I learned programming in BASIC and played games! It was bought as "for parts" and in this video I am going to show how to diagnose and fix it! Summary: 00:00 - Intro 00:22 - The CP400 color II 01:08 - Cartridge door and connectors 01:49 - Same gift twice, 40 years apart! 02:33 - Looking inside the machine 06:21 - Is that a mod? 07:33 - The power supply 11:36 - Monitor port 13:27 - First power on 21:59 - A look at what we want to measure 26:30 - We have green video! 27:41 - Probing the circuit 32:25 - The original coco2 technical reference manual 36:36 - Probing the DRAM 38:55 - Replacing the DRAM 42:35 - RAM check 45:12 - Soldering back and fixing a track 48:23 - Trying the system 49:31 - Comparing PSUs 50:07 - A new PSU? 51:19 - Closing Links: https://en.wikipedia.org/wiki/Prol%C3... https://github.com/FabioNMI/archive/t...