OKIDATA Pacemark 3410, Service Handbook

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4.1 OVERVIEW
4.1.01 Introduction
This section is used to isolate problems to the assembly level. Application problems and
detection of faulty components on the printed circuit boards are NOT addressed.
When troubleshooting a defective unit, follow these steps.
1. Refer to Section 4.3, which explains where to check for updates to the
troubleshooting information.
2. Section 4.4 contains tips on preventing problems, as well as a list of common
problems.
3. Section 4.5 shows samples of abnormal outputs.
4. Section 4.6 provides tables of error messages.
5. Section 4.7 contains the Repair Analysis Procedures (RAPs). Each RAP will ask you
questions or require you to make observations. The answers to these questions and
the results of your observations determine your next course of action. Use the RAP
Index to identify which RAP should be used to resolve the problem with the machine.
6. Section 4.8 provides the procedures for various printer tests.
7. Section 4.9 lists the resistance check points.
8. Section 4.2 lists methods for reporting problems. If you encounter a situation that is
NOT addressed by the documentation in this kit, please report the problem to
Okidata, using one of the methods listed.
Refer to the Service Center Reference Guide for information on contacting Okidata.
Pacemark 3410 Service Handbook 4 - 1 Failure Analysis