Specifications

REV.-A
Table 5-7.
ReDair of Printer Mechanism [Cont.}
.–
–– — —– –-–-- .— --- . — — . . . . .
Symptom
Condition Cause
Checkpoint
Solution
The carriage does The
carrige motor The pulley is
Check for broken Replace the driven
not operate
normal-
rotates, but the defective.
or worn pulley. pullely.
Iy at time of power
carriage does not
The timing belt is
on. move.
Check that the tim- Reinsert the timing
(after the carriage
defective.
ing belt is properly belt.
has been manually
inserted into the
centered prior to
bottom of carriage.
power on).
Check the timing
Replace the timing
belt for any
belt.
damage.
The carriage Carriage move-
Check whether the
Clean and
moves to the left
ment is not carriage moves
lubricate.
slightly and then
smooth. smoothly when
stops.
moved manually.
Check tension of Adjust tension of
the timing belt. the timing belt.
The carriage
The encoder is
Replace the
moves to the left defective.
encoder.
or right end, and
then stops.
Printing is not
The carriage The ink end sensor
Check the ink-end
Replace the ink
performed. moves, but no
is defective. sensor with a end sensor.
printing is
tester.
performed.
The head cable is
Check the head
ca- Replace the cable.
disconnected.
ble for
disconnection.
The printhead is
Replace the print-
Replace the
defective.
head to see if the
printhead.
printhead operates
normally.
Ink absorption is See “Ink is not ab-
poor.
sorbed” on the
previous page.