Tektronix 740L manual Approximately on the same

Troubleshooting 4

Print quality problems	(cont'd.)
Large light spot(s) appear	Print several pages until the artifacts fade.
randomly in the print,
approximately on the same

horizontal and vertical place or they move vertically from one print to another.

A smear in the image repeats Replace the Imaging Unit. at the same location on the

page.

One or more vertical, dark and even fine lines appear on the print through all colors.

Replace the Imaging Unit; make sure that the old Imaging Unit is not exposed to light for more than 3 minutes.

If a new Imaging Unit does not correct the problem:

■Put the old Imaging Unit back into the printer.

■Repack the new Imaging Unit.

■Replace the Fuser.

Fuser order numbers: 110 Volt: 016-1660-00220 Volt: 016-1661-00

Advanced Features and Troubleshooting Manual 75