How to Clean, Upgrade, Repair, Mod, Disassemble a COMPAQ Computer Keyboard

Do you need to clean, upgrade, mod or repair your Compaq computer keyboard? Here is a collection of free take apart instructions, disassembly pictures, upgrade and repair manuals, as well as do-it-yourself (DIY) tips and tricks for computer keyboards.

If you have written a guide yourself (or if you know of a HOWTO or report not linked here), please submit a new entry.

COMPAQ Keyboard	Volume control add-on: but not one of the kind that is just a potentiometer hooked inline with the speaker output of the PC, using the 5.1 channel output, to change the master volume control on the computer easily. Adding a saved drive circuitry out of an old HP USB keyboard with a volume control in it. Bingo. With a little soldering and tape you now have a USB volume nob on the keyboard.
COMPAQ Keyboard	Replacing the NUM-Lock LED: take apart and soldering guide (in German).
COMPAQ Keyboard (USB)	Send inputs into the computer without a pesky microcontroller.