HP Color LaserJet 4550, N, DN Printers
Service Manual

$9.99
HP Color LaserJet 4550, N, DN Printers <br> Service Manual
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HP Color LaserJet 4550, N, DN Printers Service Manual

This manual contains the necessary information to service the Color LaserJet 4550, N, DN Printers

Contents:

1 Printer description
Printer features
Identification
Site requirements
Printer specifications
Printer assemblies
Media requirements
Environmental Product Stewardship Program
Regulatory statements
Safety information

2 Service approach
Service approach
Parts and supplies
Warranty statement

3 Installation and configuration
Unpack the printer
Installation
Connecting to a network
Enhanced I/O (EIO) configuration
Printer drivers
Network configuration
Configuration tips
Setting network security on the printer

4 Printer maintenance
Cleaning the printer and accessories
Approximate replacement intervals for consumable items
Locating consumables
Replacing consumable items
DIMM configuration

5 Theory of operation
Introduction
Basic operation
Image formation
Toner density
Mechanical system
Paper path
DC controller subsystem
Motors and fans
Formatter system
Power supplies

6 Removal and replacement
Introduction
Consumable assemblies
Covers, drawers, and top and front assemblies
Right side assemblies
Left side assemblies
Rear assemblies
Internal assemblies

7 Troubleshooting
Introduction
Troubleshooting process
Printer error troubleshooting
Paper path troubleshooting
Image formation troubleshooting
HP ColorSmart II
Matching colors
Four-color printing (CMYK)
Image defects
Overhead transparency defects
Repetitive defects troubleshooting
Interface troubleshooting
Control panel troubleshooting
Troubleshooting tools
Service mode
Diagnostics mode
Diagrams

8 Parts and diagrams
Introduction
Ordering parts
Illustrations and parts lists
Alphabetical parts list
Numerical parts list .

FORMAT: PDF
ZIP archive: 56 618 kB

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

  sabur khan 2007-07-25 00:17:39  
  I using the epson r350 printer, so in this time my printer required service. Iwant to purchise the utility service version 13, but have not c/card. please inform me to what can we do
  ORLANDO MORAELS 2019-02-27 22:39:58  
  Thank you So Much! I really appreciate your reset utility!
  musfari11 musfari11 2012-05-04 13:10:40  
  thanks alot , i almost didnt beleive it would work but im glad i spent 10 dollars with you instead of hundreds with some printer repair shop .. i hope you make millions..haha
  Georg Schmalholz 2020-07-31 13:10:13  
  The method described in program was easy to follow. My only problem was having no computer shortcut. The information which came with the key explained it to me, again no problem. It the reset worked. Best buy I have made this Year!! Gerald
  Nelson Masayon 2013-03-03 18:44:17  
  Thank you so much! I saved two trips to the service center and saved more for the charges and time spent!!!
  Лени Виденова 2025-08-11 13:50:27  
  Just wanted to thank you! It's my second printer that need your help. I reset my Epson L3150 successfully only through WiFi. Excellent software and service!
  Mervyn Scott 2025-07-24 01:57:20  
  Instruction videos very helpful, reset key worked great. Thanks.
  Petr Brousek 2025-08-11 23:01:56  
  Hello, all was OK, thank you very much from Czech Republic. Petr
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