Action Yes No
Step 3
Reseat the connectors of the right and left tamper motors. Then reseat
also the motor connectors on the controller card.
Does the error remain?
Go to step 4. The problem is solved.
Step 4
Swap the stapler left and right tamper motors.
Does the same error occur?
Go to step 5. If a 453.xx error occurs,
then replace the
motor. See “Stapler
right tamper motor
removal” on page
369.
Step 5
Check the stapler interface cable. If damaged, then replace the cable. See
“Stapler interface cable removal” on page 374.
Reseat the interface cable on the controller card, and then POR the
machine.
Does the error remain?
Go to step 6. The problem is solved.
Step 6
Remove the tamper sub‑assembly. Check the tamper drive belts:
• Inspect the belts for wear or damage.
• Inspect the belt tension spring and make sure it is properly installed
and aligned.
Are the components functional and free of damage?
Go to step 7. Replace the tamper
drive belts. See
“Tamper drive belt
removal” on page
389.
Step 7
Check the following:
• Manually move the left and right tamper arms and check if they can
move freely.
• Check the tamper home position flags for damage.
Are the components functional and free of damage?
Go to step 8. Replace the tamper
sub‑assembly. See
“Tamper sub-
assembly removal” on
page 387.
POR the machine. If the
error remains, then go
to step 9.
Step 8
Reseat all connectors on the controller card, and then POR the machine.
Does the error remain?
Replace the stapler
controller card. See
“Stapler controller
card removal” on
page 368.
The problem is solved.
7016
Diagnostic information
95
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