Dell 2135cn Service Manual page 205

Checking the error mode
Does the vertical line occur when
copying?
Yes
Checking the original
Is the original color clean?
Yes
Checking for foreign objects in
the paper transfer path
Remove any foreign objects in
the paper transfer path between
the TRANSFER ASSY and the
FUSER ASSY.
Does the printout still have
vertical stripes?
Yes
Checking after replacing the PHD
ASSY
Replace the PHD ASSY. (Refer
to Removal 3/ Replacement 51.)
Is the image printed correctly?
Yes
END
Version 3 2008.06.13
No
Checking the Vertical stripes.
Print the contamination check
page.
Does the printout have blank
lines in the horizontal direction?
No
Change the original.
No
END
No
Replace the FUSER ASSY(Refer
to Removal 9/ Replacement 51.)
and initialize the Fuser Life
counter. (Refer to the Tech
Sheet).
Is the image printed correctly?
Yes
END
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Chapter 1 Troubleshooting
No
Yes
Check the print data which
the problem generated.
No
Checking after replacing the ROS
ASSY
Replace the ROS ASSY. (Refer
to Removal 44/Replacement 16)
Is the image printed correctly?
Yes
END
No
Replace the
printer.