Vertical staggering image service check
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
removal" on page
4-17.
7100-XXX
"Upper right rear cover
2-61
Diagnostic information