Lexmark X500n Service Manual - Page 99
Vertical staggering image service check
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Vertical staggering image service check 7100-XXX Printed image staggers in vertical direction. Problem area 1 Printer vibration 2 Laser unit assembly (printhead) Action Check for printer vibrations or shock to printer. Optical unit failure caused by vibration from scanner motor rotation. Replace laser unit assembly. See "Upper right rear cover removal" on page 4-17. Diagnostic information 2-61
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Diagnostic information
2-61
7100-XXX
Vertical staggering image service check
Printed image staggers in vertical direction.
Problem area
Action
1
Printer vibration
Check for printer vibrations or shock to printer.
2
Laser unit assembly (printhead)
Optical unit failure caused by vibration from scanner motor
rotation.
Replace laser unit assembly. See
“Upper right rear cover
removal” on page 4-17
.