Sheet Staple Finisher - Kyocera TASKalfa 7002i Service Manual

Step Check description
4 DF PWB is faulty.
5 Engine PWB is faulty.
J7931: Main unit eject data jam 1
Object: 100-sheet staple finisher
Main unit eject command is received before turning on print ready.
Step Check description
1 Resetting the power switch The engine firmware does
2 Checking the connection
3 Firmware upgrade
4 Replacing DF PWB.
5 Replacing Engine PWB.
J7932: Main unit eject data jam 2
Object: 100-sheet staple finisher
Main unit eject command is received when other than during print operation, or during operation stop.
Assumed cause
The DF PWB is faulty.
Engine PWB is faulty.
Assumed cause
not operate properly
The finisher cable is not
connected to the main unit
properly.
The firmware does not
operate properly
The DF PWB is faulty.
Engine PWB is faulty.
7-315
Measures
Replace the DF PWB.
Replace Engine PWB.
Measures
Remove a piece of paper
from each conveying section
and turn the power switch
and the power switch off.
After 5 seconds, turn on the
power switch and the power
switch.
Reconnect the finisher cable
to the main unit.
Upgrade the firmware to the
latest version.
Replace the DF PWB.
Replace Engine PWB.
2WA/2NJ/2RK
Reference
Detaching
and reat-
taching the
DF PWB
Detaching
and reat-
taching the
DF PWB
Reference
Mainte-
nance
Mode List
Detaching
and reat-
taching the
DF PWB
Detaching
and reat-
taching the
DF PWB