CP660 Color Laser Printer Service Manual This Service Manual contains basic data and figures on the color printer needed to service the machine in the field.
This machine consists of the following system units:
1. Reader unit
2. Editor
3. Original holder
4. Printer unit
5. Duplexing unit
6. R cassette
7. PS/PCL board*
* Remains disabled when the printer unit is used in a copier mode.
For the reader unit, duplexing unit, R cassette, and PS/PCL board, refer to their respective Service Manuals. This manual covers the printer unit, duplexing unit, and R cassette, and consists of the following chapters:
Chapter 1
General Description introduces the machine’s features and specifications, shows how to operate it, and explains how copies are made.
Chapter 2
Basic Operation provides outlines of the machine’s various mechanical workings.
Chapter 3
Laser Exposure System discusses the principles of operation used for the mechanical/electrical operations of the machine’s laser system. It also explains the timing at which the various units involved are operated, and shows how they may be disassembled/assembled and adjusted.
Chapter 4
Image Formation System discusses the principles of how images are formed. It also explains the timing at which the various units involved in image formation are operated, and shows how they may be disassembled/assembled and adjusted.
Chapter 5
Pick-Up/Feeding System discusses the principles of how the printer unit picks up and moves paper inside it. It also explains the timing at which the various units involved are operated, and shows how they may be disassembled/assembled and adjusted.
Chapter 6
Fixing System discusses the principles of how the printer unit fuses toner images to paper. It also explains the timing at which the various units involved are operated, and shows how they may be disassembled/assembled and adjusted.
Chapter 7
Externals/Auxiliary Mechanisms shows the machine’s external parts, and explains the principles used for the machine’s various control mechanisms in view of the functions of electrical and mechanical units and in relation to their timing of operation. It also shows how these units may be disassembled/assembled and adjusted.
Chapter 8
Installation introduces requirements for the site of installation, and shows how the printer unit may be installed using step-by-step instructions.
Chapter 9
Maintenance and Servicing provides tables of periodically replaced parts and consumables/durables and scheduled servicing charts.
Chapter 10
Troubleshooting provides tables of maintenance/inspection, standards/adjustments, and problem identification (image fault/malfunction).
Appendix contains a general timing chart and general circuit diagrams.
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