5 ] Print-Image Problems - Brother MFC620CN Service Manual

[ 5 ] Print-image problems
If there is any problem with any image received or sent, first make a copy of it using the machine.
If the copied image is normal, the cause of the problem may be the remote terminal; if it is
abnormal, proceed with the following checks:
Examples of Defective Images
Completely blank
Straight vertical
stripes
Print edges not
aligned
Separated lines
over the whole
page
All black Random color
Blurred White vertical
vertical stripes streaks
White horizontal
Random
missing dots
streaks
Overlapping lines
Separated lines at
at the trailing
the trailing edge of
edge of the
the recording paper
recording paper
9 - 2 8
Light
Ink splash
Stained leading
Overlapping lines
over the whole
edge of recording
page
paper
Ghost
VWXYZ
Dark
Ink splash
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