I pulled my secondary (now only) Commodore 64 out of storage last week and found that some of the keys didn't work. So naturally, I started throwing spaghetti at the wall, trying everything suggested from the search results of "commodore 64 keyboard doesn't work": reflow the wires on the keyboard PCB interface clean all the keypad interfaces on the PCB re-tension the keyboard key springs "sand"…
In the past few years, I've really enjoyed developing my electronics repair hobby. What started as simple clean up here and there has escalated to board repair, component replacement, and improvised upgrades. I even acquired a hot air rework station, which has been fantastic for some very specific tricky situations (usually with surface mounted components / diodes). In the past I'd sometimes find…
ProTip! The model used for the replacement part described in this project can be found on my Printables account: Cybiko battery compartment cover One thing I've grown to appreciate about older electronics is how generally repairable they are. Where an increasing number of modern devices are designed to be disposed of when even a single otherwise replaceable component fails (to see how far this has…