roubleshooting with LED Error Indications 58
Table 3-18. Dot missing occur and it is not recovered with CL
Step
No.
Detail phenomenon Check point Remedy
1
In the CL sequence,
the pump unit seems
work correctly. But,
inkisnotejectedtothe
waste ink pad at all.
Moreover, any ink is
not absorbed from the
head to the cap.
1. Check if ink is ejected
to the waste ink pad
via pump unit in the
CL sequence.
2. Check if there is any
foreign material
around the seal rubber
parts on the cap
assembly.
3. Check if any damage
is observed around the
seal rubber parts on
the cap assembly.
4. Check if the two
compression spring
are assembled in the
Cap assembly
correctly.
1. If ink is not ejected at all
to the waste ink pad in
the CL sequence,
proceed the following
check point 2).
2. Remove the foreign
material around the seal
rubber parts.
3. Replace the Cap
assembly with new one.
4. Set the Compression
spring into the Cap
assembly.
Cap seal rubber
parts
Compression
spring
Table 3-19. Dot missing occur and it is not recovered with CL
Step
No.
Detail phenomenon Check point Remedy
1
In the CL sequence,
the pump unit seems
work correctly. But,
any ink is not ejected
to waste ink pad.
Moreover, any ink is
not absorbed from the
head to the cap.
5. Check if the Pump
tube is connected to
the bottom of the Cap
assembly correctly
6. Check if the pump
tube has a little slack
between the Cap
assembly and the
pump unit when the
Capassemblyisslide
up completely.
7. Connect the Pump tube
to the bottom of the Cap
assembly deeply.
8. Pump unit may coil the
pump tube inside the
unit.
Inthiscase, pull out the
coiled tube from the
pump unit carefully.
After that, connect the
pump tube to the Cap
assembly after placing
thetubecorrectly.
9. If the problem is not
solved, replace the Pump
unit with new one.
Pump tube
connection point
Pump unit
Tube
Cap assy.
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