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crwdns2933797:0Morgan McDougaldcrwdnd2933797:0crwdne2933797:0

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[* black] When installing a new scroll wheel, the center button and the scroll wheel must be placed on the board correctly.
[* black] The center button has two small indentions on either side. The center button must be placed so that these two small indentions line up with the two metal prongs in the center of the circuit board. The indentions on the center button and the metal prongs in the middle of the circuit board are circled with orange circles in the photographs.
+[* black] Place the center button in the circuit board, being sure to line up the indentions with the metal prongs in the middle of the circuit board.