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3. Replacement and Adjustment
• Do not remove this label and make sure it is flat against the side of the LD unit.
3.
Perform the printer adjustments. See "Print Image Adjustment"
Laser Synchronization Detector Replacement
3
Remove the right side cover ( x 2)
1.
If the optional LCT is installed, disconnect it ( x 1).
2.
Development unit fans [A] ( x 4, x 1)
3.
Synchronization detector [B] ( x 1, x 1)
4.
After replacement, set SP1002-001~007 (Side-to-Side Registration) to the defaults.
Laser Unit Alignment
• If you have just disassembled the LD unit, to avoid serious damage to the eyes from accidental ex-
posure to laser beams you must confirm that the machine has been re-assembled completely before
operation.
This adjustment corrects the parallelogram pattern to the desired rectangular pattern for printing.
1.
Execute SP2902-003 (Test Pattern – Printing Test Pattern) 018 to print the A4 LEF pattern.
Check the printed patterns and estimate the angle of adjustment required.
2.
Remove the top cover. See "Top Cover"
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