Brother International HL-3070CW Users Manual - English - Page 165

on the green tab. See

Page 165 highlights

Troubleshooting Examples of poor print quality White streaks or bands down the page ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Recommendation Wipe the windows of LED head with a dry lint free soft cloth. (See Cleaning the LED head on page 130.) Clean the drum unit. (See Large spots on the printed pages in Cleaning the drum unit on page 134.) Identify the missing color and put in a new toner cartridge. (See Replacing the toner cartridges on page 105.) To identify the color of the toner cartridge, visit us at http://solutions.brother.com/ to view our FAQs and troubleshooting tips. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. 6 Colored streaks or bands down the page ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. Clean all four corona wires (one for each color) inside the drum unit by sliding the green tab. (See Cleaning the corona wires on page 131.) Make sure the corona wire cleaners are at their home positions (a). Replace the toner cartridge that matches the color of the streak or band. (See Replacing the toner cartridges on page 105.) To identify the color of the toner cartridge, visit us at http://solutions.brother.com/ to view our FAQs and troubleshooting tips. Put in a new drum unit. (See Replacing the drum units on page 113.) To identify the color of the drum unit, visit us at http://solutions.brother.com/ to view our FAQs and troubleshooting tips. Vertical streaks in a light background Wipe the windows of LED head with a dry lint free soft cloth. (See Cleaning the LED head on page 130.) ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz. 155

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Troubleshooting
155
6
White streaks or bands down the
page
±
Wipe the windows of LED head with a dry lint free soft cloth. (See
Cleaning
the LED head
on page 130.)
±
Clean the drum unit. (See
Large spots on the printed pages
in
Cleaning the
drum unit
on page 134.)
±
Identify the missing color and put in a new toner cartridge. (See
Replacing the
toner cartridges
on page 105.)
To identify the color of the toner cartridge, visit us at
to view our FAQs and troubleshooting tips.
Colored streaks or bands down the
page
±
Clean all four corona wires (one for each color) inside the drum unit by sliding
the green tab. (See
Cleaning the corona wires
on page 131.)
±
Make sure the corona wire cleaners are at their home positions (
a
).
±
Replace the toner cartridge that matches the color of the streak or band. (See
Replacing the toner cartridges
on page 105.)
To identify the color of the toner cartridge, visit us at
to view our FAQs and troubleshooting tips.
±
Put in a new drum unit. (See
Replacing the drum units
on page 113.)
To identify the color of the drum unit, visit us at http://solutions.brother.com/
to view our FAQs and troubleshooting tips.
Vertical streaks in a light
background
±
Wipe the windows of LED head with a dry lint free soft cloth. (See
Cleaning
the LED head
on page 130.)
Examples of poor print quality
Recommendation
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
89
.
ab
cdefghijklmnop
q
r
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ABCDEFGHIJKLMNOPQR
S
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3
4567
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.
ab
cdefghijklmnop
q
r
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ABCDEFGHIJKLMNOPQR
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3
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.
ab
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q
r
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ABCDEFGHIJKLMNOPQR
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3
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.
ab
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q
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ABCDEFGHIJKLMNOPQR
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3
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.
ab
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q
r
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ABCDEFGHIJKLMNOPQR
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3
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.
ab
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q
r
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t
u
vwxyz.
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
89
.
ab
cdefghijklmnop
q
r
s
t
u
vwxyz.
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
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.
ab
cdefghijklmnop
q
r
s
t
u
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ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
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.
ab
cdefghijklmnop
q
r
s
t
u
vwxyz.
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
89
.
ab
cdefghijklmnop
q
r
s
t
u
vwxyz.
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
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.
ab
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q
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t
u
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ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
89
.
ab
cdefghijklmnop
q
r
s
t
u
vwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
89
.
ab
cdefghijklmnop
q
r
s
t
u
vwxyz.
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
89
.
ab
cdefghijklmnop
q
r
s
t
u
vwxyz.
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
89
.
ab
cdefghijklmnop
q
r
s
t
u
vwxyz.
ABCDEFGHIJKLMNOPQR
S
TUVWXYZ. 012
3
4567
89
.
ab
cdefghijklmnop
q
r
s
t
u
vwxyz.