Caution
1. Make sure to turn off the printer main power before beginning the replacement.
2. Do not touch the print head nozzle, as this may cause the print quality to decrease.
3. Do not touch the ink level feeler, as this may cause ink leaks.
4. If ink drips onto the belt, clean it off with a soft cloth.
Accessories
ųųųųų1. Reset NVs
ųųųųų2. Set new print head ranks
ųųųųų3. Ink initialization
ųųųųų4. Nozzle check
ųųųųų5. Adjust print head position
ųųųųų6. Adjust registration
ųųųųų7. Adjust paper feed
ųųųųų8. Print color demo chart/SMC
Adjustment
Following is the overall carriage units replacement flow.
Remove Carriage unit
Remove
covers
Remove
carriage unit
Release
guide rod
Release
ink supply unit
ADCB
A-1 Remove paper tray
A-2 A-3
Remove inner/upper
covers
Remove the output tray by pushing the hinges on both sides.Remove the paper tray. Remove the screws (x2), tab.
Tab
Carriage unit replacement procedure V.1.1
1
Remove output tray
Before installing the unit
Be sure to install the carriage
unit by the date printed on the
bar code seal.
If you do not, this can adversely
affect the ink in the cartridges and
the preservative liquid in the head
tank, which can cause image
quality problems.
Refer to the Appendix: Accessories.
Unlock the hinges.
A-4 Remove right cover A-6 Remove operation panel
1. Remove the screws (x2).1. Remove the screw 䋨x1䋩.
2. Slide the right cover backward.
A-5
Remove ink cartridge
cover
Hinges
2. Remove the FFC.
FFC
A-7 Remove front cover
1. Loosen the screws (x3).
2. Remove the screw (x1).
3. Release the tab on the front left
corner of the machine.
Tab
Tab
4. Pull out the cover.
B-1
Release ink supply
unit
1. Remove the ink cartridges.
2
2. Remove the screws (x3).
Before
unlocking
1. Insert the tip of a screwdriver into
the hole [C] and turn it counter-
clockwise until the two triangle marks
([A] and [B]) are aligned.
3. Remove the clamps and connector.
4. Remove the screw (x1䋩.
Clamp
Connector
Ink supply tube
housing
Set the carriage position lever to the
rear position.
Rear
position
2. Push the carriage to the center.
B
-3
Release carriage
B
-2
Push carriage
position lever
C
-1
Remove encoder strip
C
-2
Attach the fastening
and removal tools
Disconnect the right side and left
side next. Pull the strip gently and
lift it off its hook.
Holes
Insert the end of the tool into the
hole. Fasten the rear end of the
tool to the rear guide rod. Fasten
the front end of the tool to the front
guide rod.
C
-3
Unlock guide rod
1. Remove right stay plate 䋨screw x3).
3
After
unlocking
Carriage
Encoder
strip
Right side
Left side
Before
After
Carriage
Print
head width
CAUTION:
Make sure to secure the carriage
unit in place with one hand while
you remove the guide rod with the
other hand.
5. Remove the screw, rotate the cam
until the triangle marks are aligned,
and then remove the cam.
2. Remove the linkage.
3. Remove the guide lock 䋨screw x1䋩.
CAUTION:
Make sure to remove the spring
by disconnecting the top end
(shown by the arrow in the photo).
2. Slide the holder onto the end of the
rod, and then rotate it 180 degrees to
lock it in place. Finally, pull out the
holder and rod together.
C
-4
Pull out guide rod
Linkage
Guide lock
4. Remove the spring.
Do not touch this side
Cam
1. Attach the holder to the end of
the guide rod.
Boss
Holder
Turn 180 degrees
Pull out
D-
1
Remove the belt from
carriage
D-
2
Remove carriage FFC
4
Before
removing
After
removing
Lower belt
Upper belt
Carriage
CAUTION:
䊶Make sure not to touch the
grease on the guide rod.
䊶Do not touch ink level feeler.
䊶Keep the carriage unit in the
orientation shown in the photo
(Do not rotate it or tip it sideways).
J0176701A.indd 1J0176701A.indd 1 12/18/2009 11:06:46 AM12/18/2009 11:06:46 AM
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