Service manual

DFX-5000+ Service Manual Troubleshooting
Table 5-7. Printer Mechanism Repair (continued)
Symptom
Cause Checkpoint
Solution
Printing occurs
The PW sensor is
Check the PWsensor. ‘eplace’he ‘
w
outside the paper
defective. sensor.
width.
The paper bail
The plunger is
Check the coil Replace the plunger.
assembly does not
defective.
resistance of the
work.
plunger. (It should be
about 9 ohms.)
Continuous paper
The tension value of The distance
PerForm the tractor
becomes crumpled at
the tractor wire spring between the frame wire spring tension
the front or rear
is incorrect. and the seal securing
adjustment, as
tractor assembly.
the white line should described in Section
be about 3 mm 4.1.3.
(.12 inches).
The tractor select
The tractor select Check the continuity Replace the tractor
(front or rear) function sensor is defective.
of the tractor select select sensor.
is not working.
sensor.
The tractor select
Visually check the
Join the tip of the
gear is disconnected tractor select gear
tractor select lever to
from the tractor select holder. the tractor select gear
cam.
holder.
Rev. A
5-27