2-38 Lexmark™ E250d and E250dn
4512-220, -230
Printer symptom table
Symptom Action
Dead machine (no power). See “Dead machine service check” on page 2-41.
Fan noisy or fan not working. See “Cooling fan service check” on page 2-40.
Fuser parts melted. See “LVPS/HVPS service check” on page 2-42.
Toner not fused to the media. See“Fuser service check” on page 2-41 or “Solving print
quality problems” on page 3-50.
Paper jams. See “Paper feed service checks” on page 2-43.
Main motor noisy or not moving. See “Main motor service check” on page 2-42.
Media skew. See “Paper feed service checks” on page 2-43.
Printer not communicating with host. See “Parallel or USB port service check” on page 2-45.
Front access cover will not close. See “Cover interlock switch service check” on page 2-40.
Operator panel button not responding. See “Operator panel service check” on page 2-43.
Operator panel lights are off or very dim. See “Operator panel service check” on page 2-43.
Blank page. See “Blank page” on page 2-46.
Black page. See “Black page” on page 2-47.
Heavy background. See “Heavy background” on page 2-47.
Light print. See “Light print” on page 2-49.
White or black lines or bands. See “White or black lines or bands” on page 2-49.
Toner on back of page. See “Toner on back of page” on page 2-49.
Media never picks. See “Media never picks” on page 2-44.
Media feeds continuously. See “Media picks during POST and/or continuously” on
page 2-43.
Media wrinkled or bent. See “Media “trees,” wrinkles, stacks poorly, or curls” on
page 2-45.
Print quality problems
• Light print
• Blurred characters
• Toner on both sides of media
• Toner not fused
• Streaks
• Blank pages
See “Solving print quality problems” on page 3-50.
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