Soldering - GoKawiil

Compaq MX-11800 keyboard mod reveals matrix wiring quirk across two units

A hobbyist attempted to upgrade a Compaq MX-11800 keyboard by desoldering its original switches and installing Gateron Milky Yellow Pro V2 switches, first via direct soldering and then using Mill-Max 3305 hotswap sockets. Both attempts resulted in only the same small subset of keys functioning, even across two separate keyboard units, pointing to a deeper issue with the board's internal wiring rather than a soldering mistake.

blog.webb.page · 2026-09-07

Hobbyist Seeks Guidance After Soldering Mishap on PS4 Controller Repair

A self-taught hobbyist attempting to repair joystick modules on PlayStation 4 controllers damaged a circuit board during the process, leaving the controller non-functional after desoldering and resoldering work. The person is already using recommended practices like ventilation, flux, and proper iron tips, but is asking the community for reliable resources to improve their soldering skills and avoid further mistakes.

news.ycombinator.com · 2026-09-02