Error Troubleshooting
Xerox Internal Use Only Phaser 7100 Service Manual 2-231
I/D Error
I/D error has occurred due to one of the following problems.
• The serial number is mismatched.
•The XPC is mismatched.
•The data is mismatched.
Applicable Fault Codes
• 041-318: IOT Serial Number Fail
• 041-321: XPC Fail
• 041-322: IOT Data Fail
Initial Actions
• Power cycle the printer.
• If the problem persists, perform the following procedure.
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
• MCU PWB, PL 12.1.15
Troubleshooting Procedure
Step Actions and Questions
1. Replace the MCU PWB (REP 12.4 MCU PWB on page 4-206).