Stop electronic waste, fix it yourself

About this Manual This 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. This 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 This 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 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. Adjustments Adjustments include procedures for adjusting the parts that must be within specification for the correct operation of the system. Use the adjustment procedures for the correct sequence of operation for specifications, warnings, cautions and notes. Section 5: Parts Lists This section contains the Printer/Copier Parts List. Section 6: General Procedures/Information This section contains General Procedures, Diagnostic Programs, and Copier Information. Section 7: Wiring Data This section contains drawings, lists of plug/jack locations, and diagrams of the power distribution wire networks in the machine. Individual wire networks are shown in the Circuit Diagrams contained in Section 2. This section also contains the Block Schematic Diagrams.