Quote:
Originally Posted by gorship
there is some black crud on the copper piece. ill get some alcohol and try and clean it out again... like i said.. if i ream on it... it works... but it wont just click nicely.
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Yes, that is corrosion and it's interfering with the contact. Q-tip and alcohol, dip, then SQUEEZE out excess THEN clean all the corrosion off! Your trackball should then select easily.