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2. Diagnostic information
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CAUTION
Unplug power cord from the electrical outlet before you connect or disconnect any cable or
electronic board or assembly for personal safety and to prevent damage to the printer.
Disconnect any connections between the printer and PCs/peripherals.
To determine the corrective action necessary to repair a printer, look for the following information:
Does the POR stop? Check
•
If you have an error message or user message, check the following:
•
–
"Error codes and messages" on page 2-3
–
"User status and attendance messages" on page 2-3
–
"Paper jam error codes" on page 2-12
–
"1xx service error codes" on page 2-12
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"2xx service error codes" on page 2-21
–
"3xx service error codes" on page 2-27
–
"8xx service error codes" on page 2-34
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"9xx service error codes" on page 2-37
–
"Service checks" on page 2-40
For information regarding electrical connections, see
•
•
Additional information can be found at the following locations:
–
"Understanding the operator panel" on page 3-1
–
"Printer theory of operations" on page 3-58
–
"Finisher theory of operations" on page 3-78
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"TTM theory of operations" on page 3-110
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"3TM theory of operations" on page 3-117
–
"1TM theory of operations" on page 3-123
–
"High capacity feeder theory of operations" on page 3-129
Note: There may be printer error messages that are not contained in this service manual. Call your next level of
support for assistance.
"POR (Power-On Reset) sequence" on page
"Locations" on page
7558-xxx
2-2.
5-1.
Diagnostic information
2-1
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