Failure Analysis
This section covers the methods used to identify and correct problems with the unit.
Assigned Tasks
Read Section 4 of the Service Handbook.
Read Chapter 6 of the Printer Handbook.
Study the Board Diagrams in Appendix A of the Service Handbook.
Check Okilink II for additional troubleshooting information. Refer to the Service
Center Reference Guide for information on accessing Okilink II.
Appendices A and B
Appendices A and B contain charts, illustrations, and an illustrated parts list to support you in
servicing the product.
Appendix A
Appendix A contains information about the printed circuit boards (PCBs). This
appendix includes reference charts which present data regarding function,
firmware, fuses, jumpers, sensors, switches, and test points. An illustration of
each board is also included.
Appendix B
Appendix B is an illustrated parts listing of the product. This listing is
cross-referenced to Section 3 of the Service Handbook.
Assigned Tasks
Look through Appendix A and Appendix B in the Service Handbook.
Microline 520/521 Service Handbook i - 9 Course Administration
P/N 59257803
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