Dell Multifunction Laser Printer 5535dn, Руководство по обслуживанию

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Repair information
4-3
Alignment assembly adjustment
Note: Power the machine off before performing the adjustment.
Note: In order to make the adjustment, the side cover, left must first be removed to access the adjusting hole
in the system card.
Do the alignment assembly adjustment whenever you replace the alignment assembly. It may also be
necessary to perform a printhead adjustment after making the media skew adjustment. Always print a copy of
the Quick Test Page before making any adjustments to the alignment assembly reference adjustment screw.
When replacing the alignment assembly, it is necessary to back the reference adjustment screw out far
enough to remove the old assembly and install the new one.
•
If you are replacing the alignment assembly, go to step A.
•
If you are only adjusting the reference adjustment screw, go to step B.
Step A
Print a copy of the Quick Test Page and check the margin adjustments printed on the test page. These settings
Do the reference adjustment if you are sure the margins are set correctly.
1. Loosen the locknut on the inside rear of the alignment assembly.
2. Remove the two screws holding the alignment assembly to the left side frame.
3. Back the reference adjustment screw out far enough to allow the alignment assembly to be removed from
the printer. It is not necessary to completely remove the screw.
4. Install the new alignment assembly. Turn the reference screw clockwise with a 7 mm nut driver or M3 Allen
wrench until it touches the back of the reference plate, and tighten the nut with a 5.5 mm wrench.
The reference adjustment screw can be adjusted without loosening the nut. Turn the screw clockwise a few
turns and print a copy of the Quick Test Page as you check the diamonds on the left margin. Continue adjusting
the screw as you check the results of each adjustment on a new test page until you obtain the results you want.
Step B
Print a copy of the Quick Test Page, and check the margin adjustments printed on the test page. These settings
without loosening the locknut. Turn the screw a few turns, and print a copy of the Quick Test Page as you check
the diamonds on the left margin. Continue adjusting the screw as you check the results of each adjustment on
Nutdriver or
Allen wrench
should be within the range specified in “Registration” on page 3-51 .
should be within the range specified in “Registration” on page 3-51 . The reference screw can be adjusted