Brother International HS-5300 Service Manual - Page 141

Brother International HS-5300 Manual

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2.1.2 Print-image Related Trouble Light OJ Print edges not aligned -1 Ink splash 1 j i.1.. '. PR98064 PR98170 Action to be taken Check the followings: - The room temperature is between 10 to 35°C (59 to 90.5°F). - A correct media setting is selected on the printer driver. Check the following components: - Driver PCB - Power supply PCB - M-platen - Pre-baffle - Baffle Check the followings: - A correct media setting is selected on the printer driver. - The alignment of vertical print lines. - Print head. - The gap lever is in the correct position for the paper being printed. - The head gap is correct. - Perform the head cleaning operation several times to remove dust or air bubbles from its nozzles. - Replace the print head. - Replace the driver PCB. - Replace the power supply PCB. - Adjust the head gap with the gap lever. (If the problem persists, adjust the gap of the CR guide plate or the guide bar.) Random missing dots _ - _ White horizontal streaks I J - Perform the head cleaning operation several times to remove dust or air bubbles from its nozzles. - Check the Maintenance paper if it is jamming like an accordion. If yes, rotate its gear and wind up the jamming paper. Maintenance paper jam is likely to happen after transportation of the printer and replacing the Maintenance paper. - Replace the carriage PCB. - Check the connection of the FFC cable to the carriage PCB. - Replace the print head. (If the problem persists, replace the carriage ASSY.) - Check the connection of the head flat cables on the driver PCB. (If either or those cables is broken or damaged, replace the FFC cable ASSY.) - Replace the driver PCB. - Perform the head cleaning operation several times to remove dust or air bubbles from its nozzles. - Replace the print head. - Adjust the LF by using the adjustment tool software. (See Chapter 3, section 5 Adjustment) - Check the paper feed-related rollers. (Replacement of the paper feed roller or paper eject roller requires the special adjustment jig set.) IV-7

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PR98064
PR98170
2.1.2
Print
-image
Related
Trouble
Action
to
be
taken
Light
Check
the
followings:
-
The
room
temperature
is
between
10
to
35°C
(59
to
90.5°F).
-
A
correct
media
setting
is
selected
on
the
printer
driver.
the
following
components:
-
Driver
PCB
-
Power
supply
PCB
-
M
-platen
-
Pre
-baffle
-
Baffle
OJ
Check
Print
edges
not
aligned
Check
the
followings:
-
A
correct
media
setting
is
selected
on
the
printer
driver.
-
The
alignment
of
vertical
print
lines.
-
Print
head.
-
The
gap
lever
is
in
the
correct
position
for
the
paper
being
printed.
-
The
head
gap
is
correct.
-1
Ink
splash
-
Perform
the
head
cleaning
operation
several
times
to
remove
dust
or
air
bubbles
from
its
nozzles.
-
Replace
the
print
head.
-
Replace
the
driver
PCB.
-
Replace
the
power
supply
PCB.
-
Adjust
the
head
gap
with
the
gap
lever.
(If
the
problem
persists,
adjust
the
gap
of
the
CR
guide
plate
or
the
guide
bar.)
1 j
.1
.
i.
'.
Random
missing
dots
-
Perform
the
head
cleaning
operation
several
times
to
remove
dust
or
air
bubbles
from
its
nozzles.
-
Check
the
Maintenance
paper
if
it
is
jamming
like
an
accordion.
If
yes,
rotate
its
gear
and
wind
up
the
jamming
paper.
Maintenance
paper
jam
is
likely
to
happen
after
transportation
of
the
printer
and
replacing
the
Maintenance
paper.
-
Replace
the
carriage
PCB.
-
Check
the
connection
of
the
FFC
cable
to
the
carriage
PCB.
-
Replace
the
print
head.
(If
the
problem
persists,
replace
the
carriage
ASSY.)
-
Check
the
connection
of
the
head
flat
cables
on
the
driver
PCB.
(If
either
or
those
cables
is
broken
or
damaged,
replace
the
FFC
cable
ASSY.)
-
Replace
the
driver
PCB.
_
—
_
White
horizontal
streaks
-
Perform
the
head
cleaning
operation
several
times
to
remove
dust
or
air
bubbles
from
its
nozzles.
-
Replace
the
print
head.
-
Adjust
the
LF
by
using
the
adjustment
tool
software.
(See
Chapter
3,
section
5
Adjustment)
-
Check
the
paper
feed
-related
rollers.
(Replacement
of
the
paper
feed
roller
or
paper
eject
roller
requires
the
special
adjustment
jig
set.)
I J
IV
-7