Brother HL-1870N - Image Defects; Image Defect Examples

HL-1850/1870N SERVICE MANUAL
6-35
6. IMAGE DEFECTS
6.1 Image Defect Examples
I-2 DarkI-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-6 Black vertical
streaks
I-7 Black horizontal
stripes
I-12 Poor fixing
I-13 Image distortion
I-14 Faint print
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Print out test print out test print out test Print out test print oPrint out test print out test print out test Print out test print oPrint out test print o
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Print out test print out test print out test Print out test print oPrint out test print o
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Print out test print out test print out test Print out test print oPrint out test print o
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Print out test print out test print out test Print out test print oPrint out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print oPrint out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print oPrint out test print o
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Print out test print out test print out test Print out test print oPrint out test print o
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Print out test print out test print out test Print out test print oPrint out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print oPrint out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print oPrint out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print oPrint out test print o
Print out test print out test print out test Print out test print o
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I-19 Hollow print
I-15 White spots
I-16 Black spots
I-18 Gray background
I-17 Black band
I-20 Downward fogging
of solid black
I-21 Horizontal lines
I-11 Faulty
registration
I-10 White horizontal
streaks
I-8 Black vertical
streaks
I-9 White vertical
streaks
I-23 Ghost
I-22 Light rain
I-24 Toner specks
Fig. 6-30