Printer Symptom Table - Lexmark X46x series Service Manual

Printer symptom table

Symptom
Touchscreen displays upside down
Fan noisy or fan not working.
Fuser parts melted.
Toner not fused to the media.
Paper jams.
Main motor noisy or not moving.
Media skew.
Printer not communicating with host.
Front access door will not close.
Operator panel button not responding.
Operator panel lights are off or very dim.
Blank page.
Black page.
Heavy background.
Light print.
White or black lines or bands.
Toner on back of page.
Media never picks.
Media feeds continuously.
Media wrinkled or bent.
Dead machine (no power).
Print quality problems
• Light print
• Blurred characters
• Toner on both sides of media
• Toner not fused
• Streaks
• Blank pages
Action
See "Cooling fan service check" on page
See "LVPS/HVPS service check" on page
See"Fuser service check" on page 2-39
quality problems" on page
See "Paper feed service checks" on page
See "Main motor service check" on page
See "Paper feed service checks" on page
See "USB port service check" on page
See "Cover interlock switch service check" on page
See "Operator panel service check" on page
See "Operator panel service check" on page
See "Blank page" on page
See "Black page" on page
See "Heavy background" on page
See "Light print" on page
See "White or black lines or bands" on page
See "Toner on back of page" on page
See "Media never picks" on page
See "Media occasionally mispicks or picks multiple sheets
at once" on page 2-44.
See "Media "trees," wrinkles, stacks poorly, or curls" on
page 2-45.
See "Dead machine service check" on page
See "Solving print quality problems" on page
2-37.
2-39.
or "Solving print
2-51.
2-43.
2-40.
2-43.
2-46.
2-43.
2-43.
2-47.
2-48.
2-48.
2-50.
2-50.
2-50.
2-44.
2-38.
2-51.
Diagnostics information
7014-xxx
2-37.
2-3