Lexmark C77x Service Manual page 258

5061
8.
Push the bellcrank (G) in to allow the pick arm to fall to the bottom of the tray.
9.
Disconnect the spring clip (H) from the pick arm. Be sure not to let the spring come off of the lower frame.
Also identify which pegs the spring clip is sitting on. These pegs are typically marked with white paint.
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Service Manual