2-10 Service Manual
4022-XXX
Service Check Table
Symptom Action
Inoperative printer Go to “Inoperative Printer Service Check”
on page 2-14.
Erratic printer operation Go to “Erratic Printer Operation Service
Check” on page 2-15.
Blank, erratic, or inoperative operator panel Go to “Blank, Erratic, or Inoperative
Operator Panel Service Check” on
page 2-16.
Printer does not feed paper correctly Go to “Paper Feed Service Check” on
page 2-17.
Print Quality - Light print Go to “Light (Undertoned) Prints Service
Check” on page 2-18.
Print Quality - Blank print Go to “Blank Prints Service Check” on
page 2-20.
Print Quality - Black print Go to “Black Prints Service Check” on
page 2-21.
Print Quality - Vertical band deletions Go to “Vertical Band Deletions Service
Check” on page 2-22.
Print Quality - Horizontal band deletions Go to “Horizontal Band Deletions Service
Check” on page 2-24.
Print Quality - Vertical streaks Go to “Vertical Streaks Service Check” on
page 2-25.
Print Quality - Horizontal streaks Go to “Horizontal Streaks Service Check”
on page 2-26.
Print Quality - Spot deletions Go to “Spot Deletions Service Check” on
page 2-27.
Print Quality - Background Go to “Background Service Check” on
page 2-28.
Print Quality - Toner on the back of the print “Toner on Back of Print Service Check” on
page 2-29.
Print Quality - Skewed image Go to “Skewed Image Service Check” on
page 2-31.
Print Quality - Damaged print Go to “Damaged Prints Service Check” on
page 2-32.
Print Quality - Toner rubs off print “Unfused Image or Image Easily Rubs Off
of Page Service Check” on page 2-33.
Print Quality - Repetitive marks Go to “Repetitive Marks on Each Page
Service Check” on page 2-34.
Print Quality - Leading edge registration is
incorrect
“Lead Edge Registration is Not Correct
Service Check” on page 2-35.
Print Quality - Side to side registration is
incorrect
“Side-to-Side Registration is Not Correct
Service Check” on page 2-36.
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