Kyocera TASKalfa 7002i Service Manual page 1063

Step Check description
22 Replacing the engine PWB The engine PWB is faulty.
J3406/J3407: PF conveying sensor 1 non-arrival jam
Object: Side multi feeder + Large capacity feeder
PF conveying sensor 1 in the Side Multi Feeder does not turn on after PF conveying sensor 1 turns on during
paper feed from the large capacity feeder (cassette 6, 7).
Step Check description
1 Checking the paper path
2 (When paper skews)
Checking the feed pulley
3 (When paper skews)
Resetting the paper size
guides
4 (When the paper skew
occurs) Checking the con-
veying guide
5 (When the paper convey-
ing delays) Checking the
feed pulley
6 (When the paper convey-
ing delays) Checking the
conveying cover
Assumed cause
Assumed cause
The paper is caught with a
piece of paper, etc.
Conveying capability of the
feed pulley is not enough.
Setting position of the
paper size guides does not
match the paper size.
The paper is caught with
the conveying guide.
Conveying capability of the
feed pulley is not enough.
The conveying cover is
deformed.
7-203
Measures
Replace the engine PWB.
Measures
A piece of paper or the for-
eign objects are adhered on
the conveying path, or if the
parts such as the guide or
the actuator has burrs,
remove them.
Clean the feed pulley sur-
face. If it is worn down,
replace it.
Reset the paper size guides
matching the paper size.
Reinstall the conveying
guide. If there are burrs on
the conveying surface of the
conveying guide, remove
them. If not repaired, replace
it.
Clean the feed pulley sur-
face. If it is worn down,
replace it.
Check if conveying cover is
securely closed. If not closed
by deformation, etc., replace
it.
2WA/2NJ/2RK
Reference
Detaching
and Reat-
taching the
engine
PWB
Reference
Detaching
and reat-
taching the
pickup pul-
ley, feed
pulley and
retard pul-
ley
Detaching
and reat-
taching the
pickup pul-
ley, feed
pulley and
retard pul-
ley