re: goldstar model M5400, window ac unit, 5400Btu
Everytime you press a button on the keypad, you get a too-loud beep
from a piezo sounding squawker. The kind of noise that can wake a
neighbor at 4am.
I opened it up to track down that little bastid, and it's somewhere on
a pc board with a humongous capacitor on it. I don't want to go near
that cap, it looks like it stores a lot of charge..
Is there a way to disable the beep from the keypad? The buttons are: