"The key registers twice when I press it once." Solution: This is "switch chatter." The cleaning skirt is actually too effective and is bouncing. Replace the rubber skirt (if modular) or replace the entire combo cleaner key top.
If you have ever looked closely at the keyboard of a laptop, a cash register, a POS system, or an industrial control panel, you have likely encountered a small but crucial piece of hardware: the combo cleaner key top . Despite its niche-sounding name, this component plays a massive role in the durability and hygiene of high-use keyboards. combo cleaner key top
The combo cleaner key top solves this via a . The underside of the key top features a flexible rubber or silicone skirt that wipes the inner walls of the key housing every time you press the key. This "cleaning action" pushes debris downward and out of the way, preventing jams. "The key registers twice when I press it once