Since posting my first IBM PCjr video, I have spent a lot of time on this machine. I've got it up and running but then run into a frustrating disk issue. I also take a look at what software there is to use on this 128k PCjr. Links: Part 1: https://www.youtube.com/watch?v=515p7y8DFVE Part 3: https://www.youtube.com/watch?v=nmQhmO9Npe0 Part 4: https://www.youtube.com/watch?v=_CNruhSYC2E 24 pin PicoATX supply: (not good choice for the PCjr) https://www.ebay.com/itm/DC-12V-160W-24Pin-Pico-ATX-Switch-PSU-Car-Auto-Mini-ITX-High-Power-Supply-Module/132772534779 Ebay link to 20 pin PicoATX supply: (better choice for this machine) https://www.ebay.com/itm/Network-server-Supply-Module-PSU-Car-High-Power-20Pin-Pico-ATX-Switch-Mini-Hot/113320360309 Product likn for 303 protectant: https://www.amazon.com/303-30313-CSR-Protectant-Plastic-Fiberglass/dp/B00KN0UOEE 8-bit guy's PCjr restoration video: https://www.youtube.com/watch?v=oW7EszNFmPA