NP 6251, NP 6350 copiers
Service manual

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NP 6251, NP 6350 copiers<br> Service manual
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NP 6251, NP 6350 Copiers SERVICE MANUAL

This Service Manual contains basic data and figures on the plain paper copiers NP6251, NP6350 needed to service the machine in the field.

The NP6350/NP6251 is designed to enable full automatic copying work, and comes with the following systems accessories:
1. Stapler Sorter-E2
2. RDF-D1
3. Paper Deck-A1
4. Sorter-G1

This Service Manual covers the copier only, and consists of the following chapters:
Chapter 1
General Description introduces the copierís features and specifications, shows how to operate the copier, and explains how copies are made.
Chapter 2
Basic Operation provides outlines of the copier's various mechanical workings.
Chapter 3
Exposure System discusses the principles of operation used for the copier's lens drive unit and scanner drive unit. It also explains the timing at which these drive units 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 explains the principles used from when copy paper is picked up to when a copy is delivered 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 6
Fixing System explains the principles used to fuse toner images to transfer media 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 7
Externals/Auxiliary Mechanisms shows the copierís external parts, and explains the principles used for the copierís 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
Paper Deck-A1 explains the principles used from when copy paper is picked up to when a copy is delivered 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 9
Installation introduces requirements for the site of installation, and shows how the copier may be installed using step-by-step instructions.
Chapter 10
Maintenance and Servicing provides tables of periodically replaced parts and consumables/durables and scheduled servicing charts.
Chapter 11
Troubleshooting provides tables of maintenance/inspection, standards/adjustments, and problem identification (image fault/malfunction).
Appendix contains a general timing chart and general circuit diagrams.

Each chapter contains sections explaining the purpose of specific functions and the relationship between electrical and mechanical systems with reference to the timing of operation.

All service persons are expected to have a good understanding of the contents of this Service Manual and all relevant Service Information bulletins and be able to identify and isolate faults in the machine.

FORMAT: High resolution PDF document!
ZIP archive: 9 842 kB

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We are in business since 2002 and do our best to give our customers perfect service!

  deepak jha 2012-11-19 09:36:35  
  respected, send for me free of cost wic reset key so that i myself reset l 200 printer because its third counter is going to overflow soon so i request you help me for this consideration i will ever obliged to you.
  abraham bika 2006-12-24 01:02:30  
  Thank you for the service. I have downlaoded my order.
  Gerd Eilert 2005-04-22 10:05:03  
  by other wise i need u to info me about service manual if it has trouble codes and diagnostic and troubleshooting procedures ?......thanx
  DJURA ATILA 2011-05-21 12:45:55  
  Great program !!! I reset my Epson P50 very easy. Thx a lot!
  star link 2019-08-31 04:22:56  
  Works slick...and why shouldn't they make some $$ for their key and Utility? I appreciate not having to send the printer to Tech support or buy a new one like Epson suggests- when it was a piece of cake to do myself.
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