Warts & All: Hour 4 - Ruling Things Out to Fix This Commodore 64

Diagnosing and repairing Commodore 64 #3 is harder than I thought. We've already replaced one faulty RAM, but the machine is still faulty. Take the journey with me and see what we can learn together. Triage video:    • What Fresh Hell Will We Find In These Comm...   Warts & All: Hour 1:    • Warts & All: A true perspective of diagnos...   Hour 2:    • Warts & All: Hour 2 - A Perplexing C64 Fai...   Hour 3:    • Warts & All: Hour 3 - Fixing Commodore 64s...   Classic Repair Toolbox: https://www.google.com/url?sa=t&sourc... DesTest: https://factorofmatt.com/destest Retro Hardware Discord:   / discord   Join the Channel Membership:    / @yarc-1981   Support the channel: Patreon:   / yetanotherretrochannel   Ko-fi: https://ko-fi.com/yetanotherretrochannel Discord:   / discord   Facebook:   / 641694851450430   00:00:00 - Hello 00:00:15 - Back to Machine #3 00:17:19 - Continuity/Short Check Complete 00:41:46 - U21 replaced 00:57:36 - PLA Removed 01:01:33 - Outro