Specifications

REV.-A
5.5 REPAIR OF THE PRINTER
Troubles related to the printer mechanism
procedures in Table 5-7.
MECHANISM
should be repaired according to the troubleshooting
Table 5-7. Repair of Printer Mechanism
Symptom
Condition
Cause Checkpoint Solution
The pump motor
The pump motor
Foreign substances Manually drive the
Remove any for.
does not rotate.
fails to rotate at are lodged in the
gear train
connect-
eign substance.
time of power on.
gear in the
ed to the pump
mechanism. motor to check if
the motor rotates.
The pump motor is
Check the coil
re-
Replace the pump
defective.
sistance of the
motor.
motor.
Ink is not absorbed
Used ink does not
The tube is not
Check that the Set the tube
or poorly absorbed. go through the
properly connected
tube is properly
properly.
used ink tube dur- to the cap.
connected to the
ing the cleaning
cap.
operation.
The ink tube is
Check the ink tube
Replace the tube.
damaged.
visually.
The cap is
Check for any de-
Replace the head
defective.
fective part.
cap.
The pump is
Replace the pump
Replace the pump
defective.
to see if this
caus-
unit.
es the ink to be ab-
sorbed normally.
The printhead is
Replace the print- Replace the
defective.
head to see if this
printhead.
causes the ink to
be absorbed
normally.
rhe carriage motor The carriage motor
Foreign substances Manually drive the
Remove any for-
Aoes not rotate. fails to rotate at are lodged in the
timing belt to see
eign substance.
time of power on.
gear in the
if the carriage
mo-
mechanism. tor rotates.
The carriage motor
Measure the coil
Replace the car-
is defective.
resistance of the
riage motor.
CR motor.
e
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c
1
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5-18