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Disassemble andAssemblv
e
Stylus Color Service Manual
3.2.5 Printer Mechanism Disassembly
The procedures described in this section explain how to remove the components within the printer
mechanism.
3.2.5.1
Printhead
Unit Removal
1. Remove the printer mechanism. (See section 3.2.4.)
2.
Move the carnage to the middle of the printer while pressing the
hook that fixes the carriage
unit to the home position.
3. Pull the ink cartridge
clamp
toward you and remove the ink cartridge.
W
When removing the ink
carti”dge,
always install a new
car~”dge
immediately
afier
removing
the old one.
■
When the ink cartridge is replaced, theprinterperforms the ink
ca~”dge
replacement
operation automatically.
Exclusive
carti”dge
is as follows; Monochrome: 1020626
Wc:
1020627
■
Ink
cartridges should never be kept longer than 6 months.
4.
Remove
the
4
CBB
(P)
(M3x11)
screws securing the ink cartridge holder to the carriage base,
and then lift the ink cartridge holder out of the carriage base.
5.
Pull the black or color head toward you and disconnect the head
FFC
cable on the head driver
board (nozzle selector). Then remove the black or color head.
r,
1
Take a proper measurement
to
protect the
printhead
unitj%om
static
ele~”a”ty,
since the
driver
IC
is directly attached to the~”nthead unit.
Never touch the metallic nozzle surface cover of the
printhead.
Handle
it only by holding the
edges of the
printhead.
When
theprinthead
or the~”nter mechanism is replaced, the block resistor
niust
be
replaced at location
RMll
and
RM12
on the C137MAlN Board. (Every spare
printhead
or
spare printer mechanism comes with a block resistor that is specifically
seliwted
for each
printhead.
■
When removing or changing the
black-ti~j
the
folloti”ng
adjustments are needed.
1. Black head angle adjustment (See section 4.1.4)
2.
~kck-
Color head vertical adjustment
(Seesection
4L5)
~
3,
~adgap
adjustment (See section
4.1.3)
4.
Bi=D
alignment
adju&ent
(See section 4.X?)
,.
W
When removing or changing the
colothead,
the
follom”ng
adjustments
am
needed.
L
Color
hehd
angle adjustment (See
section
4.1.6).
2.
Black - Color head
vti”cal
adjustment (See
se&”on
4.1S)
3. Head gap adjustment (See section
4.13)
4.
Bi-11
alignment adjustment (See section 4.1.2)
W
When removing or changing both heads, the following adjustments are needed.
1. Color head angle adjustment (See
se~”on
4.1.6)
2. Black head angle adjustment (See section 4.1.4)
3. Black -
Colo~head
vertical adjustment (See section 4.1.5.)
4. Head gap adjustment (See section
4.1.3)
5. Bi-D alignment adjustment (See section 4.1.2)
f-
f
.
.
.
I
3-8
Rev. A