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Image Defects; Image Defect Examples; Paper Feed Roller; Heat Roller - Brother HL-6050 Service Manual

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6.

IMAGE DEFECTS

6.1

Image Defect Examples

I-1 Light
I-6 Black vertical
streaks
I-10 White horizontal
streaks
I-15 White spots
I-20 Downward fogging
of solid black
The diameter and circumference of each roller are listed below;
No.
1
F Roller AML
2

Paper Feed Roller

3
Transfer Roller
4
Photosensitive Drum
5

Heat Roller

6

Pressure Roller

7
Development Roller
I-2 Dark
I-2 Dark
I-3 Completely blank
I-6 Black vertical
I-7 Black horizontal
streaks
stripes
I-11 Faulty
I-12 Poor fixing
registration
I-16 Black spots
I-17 Black band
I-21 Horizontal lines
I-22 Light rain
Fig. 6-21
Parts Name
6-33
HL-6050/6050D/650DN SERVICE MANUAL
I-5 Dirt on back of paper
I-4 All black
I-8 Black vertical
streaks
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I-13 Image distortion
I-18 Gray background
I-23 Ghost
Diameter (Circumference)
φ 12.0 mm (37.7 mm)
φ 14.0 mm (44.0 mm)
φ 15.20 mm (47.7 mm)
φ 29.97 mm (94.1 mm)
φ 34.3 mm (107.7 mm)
φ 30.0 mm (94.2 mm)
φ 20.0 mm (46.5 mm)
I-9 White vertical
streaks
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I-14 Faint print
I-19 Hollow print
I-24 Toner specks

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