Lexmark Color Jetprinter 2050 Service Manual page 17

4077-20X, 30X
Paper Feed Problems
Symptom
Paper fails to stop at first print line
• Fails to pick paper
• Picks more than one sheet of
paper
• Picks paper but fails to feed
• Paper jams
• Paper fails to exit
• Noisy paper feed
Envelopes fail to feed
Paper skews
Power Problems
Symptom
No power in printer, no Power
light, no motors
Print Quality Problems
Symptom
• Voids in characters
• Light print
• Prints off the page
• Fuzzy print
• Carrier moves but does not
print
• Printhead drying prematurely
• Vertical alignment off
• Ink smearing
• Vertical streaks on paper
• Print lines crowded
Action
Go to the "First Print Line Service
Check" on page 2-6.
Go to the "Paper Feed Service
Check" on page 2-8.
Go to the "Envelope Feed Service
Check" on page 2-6.
Go to the "Paper Path Service
Check" on page 2-11.
Action
Go to the "Power Service Check" on
page 2-12.
Action
Go to the "Print Quality Service
Check" on page 2-13.
Go to the "Paper Feed Service
Check" on page 2-8.
Diagnostic Information 2-5