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On-Screen Keyboard for testing
6-8 inches of 30 guage insulated wire
Disassemble Keyboard
outer case
removing
screws
keyboard assembly
encoder board into place
solder
side
of
the
board.
Construct Test Jumper
Using your finger and thumbnail
we probe with the other end.
Test the Encoder Board.
If you see any flashes at al
turns on the Caps Lock key
Cap Lock LED.
Keyboard Assembly
One last test
This instructable will guide you through diagnosing and possibly repairing of a USB keyboard.
In today's throw away society, we tend to run out and buy a cheap $15 keyboard to replace our previous high quality keyboard. This is fine as a temporary solution, but eventually we're going to want that quality feel and function back.
Most of the time, quality keyboards die because of abuse. Not necessarily intentional, but abuse nonetheless. A few drops of any beverage with acid it in will surely cause an eventual failure