Kyocera TASKalfa 7002i Service Manual page 1316

C8230: DF staple motor error
Object: 4000-sheet finisher
J7000 (DF staple jam) is detected twice continuously. (Condition of detecting 2nd paper jam: The home posi-
tion is not detected when passing 600ms since the motor starts up.)
Step Check description
1 Checking the DF staple
unit
2 Checking the connection
3 Replacing the DF staple
unit
4 Replacing the DF main
PWB
C8260: DF middle motor HP detection error
Object: 4000-sheet finisher
J7900 (DF paddle jam) is detected twice continuously.
Step Check description
1 Checking the DF paddle
drive components
2 Checking the connection
3 Replacing the DF middle
motor
Assumed cause
The DF staple unit is not
assembled properly.
The connector is not prop-
erly connected. Or, the
wire is faulty.
The DF staple unit is faulty. Replace the DF staple unit.
The DF main PWB is
faulty.
Assumed cause
The DF paddle drive parts
are not properly attached
or faulty.
The connector is not prop-
erly connected. Or, the
wire is faulty.
The DF middle motor is
faulty.
7-456
Measures
If the DF staple cannot oper-
ate manually without paper
jam, repair the part that
restricts the DF staple.
Clean the terminal of the fol-
lowing wire connectors and
reconnect the connectors. If
there is no continuity, replace
the wire. • DF staple unit -
DF main PWB
Replace the DF main PWB.
Measures
Reattach or replace the DF
paddle drive components.
Clean the terminal of the fol-
lowing wire connectors and
reconnect the connectors. If
there is no continuity, replace
the wire. • DF middle motor -
DF main PWB • DF paddle
sensor - DF main PWB
Execute U240 [Motor] > [Mid-
dle (H) ] or [Middle (L) ]. If the
DF middle motor does not
properly operate, replace it.
2WA/2NJ/2RK
Reference
Wiring dia-
gram
Detaching
and reat-
taching the
DF staple
unit
Detaching
and reat-
taching the
DF main
PWB
Reference
Wiring dia-
gram
Executing
U240