Brother HL-1040, HL-820, HL-1020 manual Faint print, White spots

I-13

Faint print

o print

test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

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print out test

Print out test

print o Print out test

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test out print

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test out Print

Print out test

print out test

print out test

Print out test

print o Print out test

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test out Print

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test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

print o Print out test

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test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

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print o

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test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

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test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

print o Print out test

print o

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test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

print o Print out test

print o

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test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

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print o

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test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

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print o

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test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

print o Print out test

print o

o print

test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

print o Print out test

print o

o print

test out Print

o print

test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

print o Print out test

print o

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test out Print

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test out Print

test out print

test out print

test out Print

Print out test

print out test

print out test

Print out test

print o Print out test

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Possible cause	Step	Check	Result	Remedy
Printer not level	1	Is the printer placed	No	Place the printer on a flat
		horizontally?		surface.
Drum unit	2	Does the problem happened	Yes	Remove and carefully shake
		immediately after replacing the		the drum unit horizontally.
		drum unit with a new one?
Scanner window	3	Is the window of the laser	Yes	Clean the scanner window with
dirty		scanner dirty?		a dry tissue.
Scanner unit	4	Is the problem solved by	Yes	Replace the scanner unit.
failure		replacing the scanner unit?

I-14

White spots

Possible cause	Step	Check	Result	Remedy
Toner cartridge	1	Is the toner in the toner	Yes	Shake the drum unit
		cartridge almost empty?		horizontally. Replace the toner
				cartridge with a new one.
			No	Replace the drum unit.
Print paper	2	Is the problem solved after	Yes	Recommend the user to
		change to specified freshly		change the paper.
		unpacked paper?		(Damp (wet) paper might be
				used.)
Environment	3	Check if the problem still	Yes	Replace the drum unit.
		appears after the printer has		Advise the user of the
		warmed up.
				specified print environment.

IV-13