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crwdns2934249:0crwdne2934249:0:

Start by cleaning the keyboard. Then remove the power for a few minutes and re-power.

If that doesn't fix it, you likely have a defective keyboard.

However, it could also be a component on the main board.

If the kbd is part of the main board, replace. If the kbd is plugged into the main board, then it is a guessing game as to which one to replace first.

crwdns2915684:0crwdne2915684:0:

open