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Warning—Potential Damage: These components can be used as a method of troubleshooting as long
as the machine is booted into diagnostic mode or is operating in diagnostic mode. Once a component
has been installed in a machine and powered up into user mode, it cannot be used in another machine.
It must be returned to the manufacturer.
Action
Step 1
Check the control panel assembly.
Was the control panel assembly recently replaced?
Step 2
Check the controller board assembly.
Was the controller board assembly recently replaced?
Step 3
Replace the current control panel assembly with the original
control panel assembly. Go to
on page
265.
Does the error remain?
Step 4
Replace the current controller board assembly with the original
controller board assembly. Go to
page
247.
Does the problem continue?
Step 5
Replace the original control panel assembly with a new and not
previously installed control panel assembly.
Does the error continue?
Step 6
Replace the original control panel assembly with a new and not
previously installed control panel door assembly.
Does the error continue?
NVRAM cyclic redundancy service check
Action
POR the printer.
Does the error remain?
"Control panel assembly removals"
"Controller board removals" on
Diagnostics and troubleshooting
154
Yes
No
Go to step 3.
Go to step 2.
Go to step 4.
Contact next level of
support.
Go to step 5.
The problem is
solved.
Go to step 6.
The problem is
solved.
Contact the next
The problem is
level of support.
solved.
Contact the next
The problem is
level of support.
solved.
Yes
No
Contact the next
The problem is
level of support.
solved.
4514-6xx
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