This Service Manual contains basic information required for after-sales service of the laser beam
printer LBP-800 (hereinafter referred to as the "printer"). This information is vital to the service
technician in maintaining the high print quality and performance of the printer.
This manual consists of the following chapters:
Chapter 1: Product information
Features, specifications, operation, and installation
Chapter 2: Operation and Timing
A description of the operating principles and timing sequences of the electrical and
Chapter 3: The Mechanical System
Explanation of mechanical operation, disassembly, reassembly and adjustment
Chapter 4: Troubleshooting
Troubleshooting procedures, reference values and adjustments, maintenance and
Appendix: General timing chart, general circuit diagram, etc.