HCOE failure service check
Action Yes No
Step 1
Is the high capacity output expander the only output option installed?
Go to step 4. Go to step 2.
Step 2
Remove all output options and re-install only the high capacity output
expander.
Enter Diagnostics Menu and navigate to:
Output bin tests > Feed to all bins.
Does the output option feed to all bins normally?
The problem may not
be on this option tray.
Re‑install the
remaining output
options one at a time
and test each option
for errors. Proceed
with the appropriate
service check based on
the error message and
the output option
being tested.
Go to step 3.
Step 3
Check the auto connector end of the printer below the HCOE.
Is it free of damage?
Go to step 4. Replace the upper
interface cable of the
printer under the high
capacity output
expander.
Step 4
Check the lower interface cable. If damaged, then replace the lower
interface cable. Go to “HCOE lower interface cable removal” on
page 593.
Reseat the connector (J1) on the controller PCBA, then POR the machine.
Does the error remain?
Go to step 5. The problem is solved.
Step 5
Open the rear door, and check:
• the gears for damage
• the gears and shafts for obstruction
• the rollers, if they can be manually turned
Are the above components ok?
Go to step 6. If the issue found is on
the rear door side, then
replace the rear door.
Go to“HCOE rear door
removal” on page
585.
If the issue found is on
the printer side, then
replace the high
capacity output
expander. Go to“High
capacity output
expander option
removal” on page
584.
Step 6
Remove the left cover. Reseat the connector (J4) on the controller PCBA,
then POR the machine.
Does the error remain?
Go to step 7. The problem is solved.
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Diagnostic information
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