Kyocera TASKalfa 7002i Service Manual page 1169

Step Check description
3 Checking the DF side reg-
istration motor 2
4 Replacing the DF PWB
J7919: Staple shift motor jam
Object: 100-sheet staple finisher, 4000-sheet finisher
Change of the staple shift HP sensor is not detected when driving the staple shift motor for 5s in the direction
of the HP sensor change.
Step Check description
1 Checking the connection
2 Checking the DF staple
shift HP sensor
3 Checking the DF staple
shift motor
4 Replacing the DF PWB
Assumed cause
DF side registration motor
2 does not operate prop-
erly.
The DF PWB is faulty.
Assumed cause
The connector is not con-
nected properly, or the wire
is faulty.
The DF staple shift HP
sensor does not operate
properly.
The DF staple shift motor
does not operate properly.
The DF PWB is faulty.
7-309
Measures
Execute U240[Motor] >
[Width Test]
If DF side registration motor 2
does not operate properly,
reattach it and reconnect the
connector.
Replace it if not repaired.
Replace the DF PWB.
Measures
Clean the terminal of the fol-
lowing wire connectors and
reconnect the connectors.
If there is no continuity,
replace the wire.
Staple shift HP sensor - DF
PWB
Staple shift motor - DF PWB
Execute U241[Finisher] >
[Staple HP]
If the DF staple shift HP sen-
sor does not operate prop-
erly, reattach it and reconnect
the connector.
Replace it if not repaired.
Execute U240[Motor] > [Sta-
ple Move]
If the DF staple shift motor
does not operate properly,
reattach it and reconnect the
connector.
Replace it if not repaired.
Replace the DF PWB.
2WA/2NJ/2RK
Reference
Mainte-
nance
Mode List
Detaching
and reat-
taching the
DF PWB
Reference
Service
Manual -
Section 8
'PWBs'
Mainte-
nance
Mode List
Mainte-
nance
Mode List
Detaching
and reat-
taching the
DF PWB