DECIaser 5100 Printer Service Guide

This document is the DEClaser 5100 Printer Service Guide (Order Number: EK–LNX09–SV. A01), published by Digital Equipment Corporation in April 1994. It is a comprehensive manual designed for Digital Service engineers to repair and service the DEClaser 5100 printer.

The guide covers:

1. Physical and Functional Description: Details the external and internal components of the printer and its optional equipment, along with important product and servicing safety notes, including laser safety.
2. Technical Description: Explains the printer's operational aspects, including print engine control, paper feeding systems, the full xerographic process (charging, exposure, development, transfer, separation, cleaning, and fusing), scanner functions, and the high-voltage power supply.
3. Operating the Control Panel: Describes the control panel's components, operational modes (online, paused, key menu), and messages, including how to navigate the menus.
4. Test Patterns and Miscellaneous Procedures: Provides instructions for generating various test prints (e.g., power-up page, menu guide, demo pages, font lists, engine board test patterns) and procedures like adjusting leading edge registration, reading the page count, and formatting the optional hard disk.
5. Fault Isolation Procedures (FIPs) and Total Call Concept (TCC): Presents a systematic approach to troubleshooting, including FIPs for power and control panel faults, error messages, paper jams (identifying types and locations), and image defects. The Total Call Concept emphasizes a complete post-repair checkout to prevent recurring issues.
6. Removing and Replacing FRUs (Field Replaceable Units): Offers detailed, step-by-step procedures for the removal and reinstallation of various printer components.
7. FRU Part Numbers: Lists all field replaceable units with their part numbers and cross-references to the corresponding removal and replacement procedures.
8. General Information: Provides guidance on connecting the DEClaser 5100 printer to various systems, including Ethernet networks, IBM-compatible PCs (MS-DOS, Windows), Macintosh computers, and OpenVMS/ULTRIX systems.
9. DEClaser 5100 Specifications: Outlines the printer's technical specifications, including printing methods, resolution options, paper handling capacities, resident fonts, memory, communication interfaces, power requirements, and environmental operating conditions.
10. Training, Documentation, and Tools: Lists recommended training courses, related documentation, and specialized tools required for servicing.

The document serves as an essential resource for diagnostics, repair, maintenance, and technical understanding of the DEClaser 5100 printer.