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5-4
5. Inspect the guides using reflected light for smudges, scratches, etc.
If the guides are scratched they should be replaced.
6. Remove fingerprints or smudges from the imaging guides, wiping
both sides of each imaging guide with a clean, soft, lint-free cloth
slightly moistened with water or lens cleaner. Then, lightly wipe
both sides of each imaging guide with an antistatic wipe.
IMPORTANT: Do not use cleaning pads on the imaging guides. Do
not use any abrasive materials when cleaning the
guides. This includes abrasive cleansers, commercial
solvents, paper towels, or course cloths.
7. Remove the upper lamp housing assembly.
8. Remove dust from the upper lamp housing assembly, using a soft
bristle brush.
9. Reinstall the upper lamp housing assembly.
Repeat Steps 7 through 9 for the lower lamp housing assembly.
IMPORTANT: Use care when handling the imaging guides. Hold
the imaging guides by the green handles only.
10. Grasp and hold the lower imaging guide by the green handle and
carefully slide it back into place. Make sure the grooves fully
engage the track.
11. Grasp and hold the upper imaging guide by the green handle and
carefully slide it back into place. Make sure the grooves fully
engage the track.
NOTE: The imaging guides are not interchangeable. They can
only be inserted one way.
12. Close the right-side access door.
NOTE: A low relative humidity scanner-operating environment will
cause dust and dirt to accumulate more rapidly on the imaging
guides.
A-61139 May 2001
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