Before you begin, remove the keyboard mechanism.
Caution: Review the ESD precautions in Bulletins/ Safety.
Using a screwdriver, lift up on one of the four sides of the keycap and remove the keycap.
Apply fresh solder to the two keyswitch connections to prepare them for desoldering.
Desolder the contacts using a solder sucker. (If necessary, use needlenose pliers to wiggle the pins and free the keyswitch.)
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