Lexmark X543 Service Manual page 278

7525-xxx
5.
Locate the second folding guide line (C), and remove the paper from the adhesive strip.
6.
Fold the ribbon cable a second time at a 90 degree angle, align the fold of the cable with the fold line on the
flatbed, and press the cable down on the adhesive so it adheres to the flatbed. The ribbon cable should lie
flat against the flatbed, and there should be no slack on the ribbon cable between the two folds.
7.
Replace the plastic front hinge from the old scanner.
8.
Replace the cable cover plates and scanner alignment guides from the old scanner.
9.
Replace the steel hinge stud from the old scanner.
10.
Replace the redrive unit, AIO release lever, side covers, and operator panel.
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Service Manual
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