Lexmark C543dn - Page 174

4-26 Service Manual
5025-2xx, 4xx
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Replace the two screws (B).
2. Be sure the shaft and bearing have not shifted out of the guide. If so, make sure that the bearing on the left
is aligned with the slot (C) facing down (towards the front door).
c. Improperly aligned bearings or seated shafts may cause vibration and noise in
the front door.
B