Action Yes No
Step 4
Remove the left cover. Reseat the cable J11 on the controller board, then
reseat the same cable on the sensor (paddle motor HP) end. POR the
machine.
Does the error remain?
Replace the sensor
(paddle motor HP). See
“Sensor (paddle motor
HP) removal” on
page 736.
If the error persists,
then go to step 5.
The problem is solved.
Step 5
Reseat the cable J5 on the controller board, then reseat the same cable
on the motor end. POR the machine.
Does the error remain?
Go to step 6. The problem is solved.
Step 6
Check the paddle motor. If damaged, then replace the paddle motor. See
“Paddle drive motor removal” on page 753.
Does the error remain?
Go to step 7. The problem is solved.
Step 7
Check the paddle assembly gear box:
• Check the gears for damage
• Check the sensor flag for damage
Is the paddle assembly gear box functional and free of damage?
Go to step 8. Replace the staple
finisher option. See
“Staple finisher/offset
stacker option
removal” on page
723.
Step 8
Open the left cover, reseat all connectors on the controller board and then
POR the machine.
Does the error remain?
Replace the controller
board. See
“Stapler/
offset stacker
controller board
removal” on page
756.
If the error persists,
then replace the staple
finisher. See
“Staple
finisher/offset stacker
option removal” on
page 723.
The problem is solved.
7463
Diagnostic information
187
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