Brother International HL 5030 Service Manual - Page 204
IMAGE DEFECTS, 7.1 Image Defect Examples, 7.2 Diameter of Rollers
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CHAPTER 6 TROUBLESHOOTING 7. IMAGE DEFECTS 7.1 Image Defect Examples I-1 Light I-2 Dark I-3 Completely blank I-4 All black I-5 Dirt on back of paper I-6 Black vertical streaks I-10 White horizontal streaks I-6 Black vertical streaks I-11 Faulty registration I-7 Black horizontal stripes I-8 Black vertical streaks I-12 Poor fixing I-13 Image distortion Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o I-9 White vertical streaks Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o Print out test print out test print out test Print out test print o Print out test print o I-14 Faint print I-15 White spots I-16 Black spots I-17 Black band I-18 Gray background I-19 Hollow print I-20 Downward fogging of solid black I-21 Horizontal lines I-22 Light rain I-23 Ghost Fig. 6-1 I-24 Toner specks 7.2 Diameter of Rollers The diameter of each roller and the pitch which appears in the image are listed below; No. Parts Name 1 First Paper Feed Roller 2 Paper Feed Roller 3 Transfer Roller 4 Photosensitive Drum 5 Heat Roller 6 Pressure Roller 7 Development Roller Diameter (The pitch which appears in the image) φ 13.6 mm (42.7 mm) φ 14.0 mm (44.0 mm) φ 15.20 mm (47.7 mm) φ 29.97 mm (94.1 mm) φ 25.0 mm (78.5 mm) φ 25.0 mm (78.5 mm) φ 20.0 mm (39.0 mm) 6-24