6.4 Print Quality Problems; 6.4.1 Blank or Completely Black Pages are Output; Symptom Possible - Page 115

6-7 

6

6

.

.

4

4

P

P

r

r

i

i

n

n

t

t

Q

Q

u

u

a

a

l

l

i

i

t

t

y

y

P

P

r

r

o

o

b

b

l

l

e

e

m

m

s

s

6

6

.

.

4

4

.

.

1

1

B

B

l

l

a

a

n

n

k

k

o

o

r

r

C

C

o

o

m

m

p

p

l

l

e

e

t

t

e

e

l

l

y

y

B

B

l

l

a

a

c

c

k

k

P

P

a

a

g

g

e

e

s

s

a

a

r

r

e

e

O

O

u

u

t

t

p

p

u

u

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Symptom Possible 

Cause 

Action 

Two or more sheets may be feeding 
at once. 

Remove the paper stack from the 
tray, fan it, and reinsert it. 

The print head cartridge is old or 
damaged. 

Replace the print head cartridge.  
See 8.2.2 “Replacing the Print Head 
Cartridge” 

Nothing is printed 

The power supply is defective. 

Contact your dealer or Brother 
authorized service representative. 

The print head cartridge is old or 
damaged. 

Replace the print head cartridge. 
See 8.2.2 “Replacing the Print Head 
Cartridge” 

Output sheets are 
completely black 

The power supply is defective. 

Contact your dealer or Brother 
authorized service representative.