Oki OKIPAGE4w, Service Manual, Page: 101 / 139

Page: 70
Service Guide OKIPAGE4w
Chapter 6 Troubleshooting Procedures
Vertical black band/stripe
Cycle
Remedy
Image Drum 1.98" (50.3 mm) Clean or replace the EP unit.
Developing roller 1.44" (36.6 mm) Replace the image drum.
Toner supply roller 2.63" (66.8 mm) Replace the image drum.
Charge roller 0.81" (20.6 mm) Replace the image drum.
Cleaning roller 0.81" (20.6 mm) Replace the image drum.
Transfer roller 1.71" (43.4 mm) Replace the image drum.
Heat roller 2.46" (62.5 mm) Replace the heat roller.
Pressure roller B 1.98" (50.3 mm) Replace pressure roller B.
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