About Xerox PHASER 790 Service Manual
Xerox PHASER 790 Service Manual is part of the multinational documentation system for the Phaser 790 Printer and DC 2006 Copier. Printer The Service Documentation is used in order to diagnose machine malfunctions, adjust components and has information which is used to maintain the product in superior operating condition. It is the controlling publication for a service call. Information on its use is found in the Introduction of the Service Documentation.
Xerox PHASER 790 Service Manual contains information that applies to NASG and ESG copiers. Service Manual Revision The Service Manual will be updated as the machine changes or as problem areas are identified.
Organization Xerox PHASER 790 Service Manual is divided into nine sections. The titles of the sections and a description of the information contained in each section are contained in the following paragraphs:
Section 1 Service Call Procedures
This section contains procedures that determine what actions are to be taken during a service call on the machine and in what sequence they are to be completed. This is the entry level for all service calls.
Section 2 Status Indicator RAPs
This section contains the diagnostic aids for troubleshooting the Fault Code and non-Fault Code related faults (with the exception of copy quality problems).
Section 3 Image Quality
This section contains the diagnostic aids for troubleshooting any copy quality problems, as well as copy quality specifications and copy defect samples.
Section 4 Repairs/Adjustments
This section contains all the Adjustments and Repair procedures.
Repairs Xerox PHASER 790
Repairs include procedures for removal and replacement of parts which have the following special conditions:
- When removal or replacement cannot be determined from the exploded view of the Parts List.
- When there is a cleaning or a lubricating activity associated with the procedure.
- When the part requires an adjustment after replacement.
- When a special tool is required for removal or replacement.
Use the repair procedures for the correct order of removal and replacement, for warnings, cautions, and notes.
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