HP Designjet L28500 Printer Series Service Manual&Parts List

This service repair manual has Detailed Pictures, Diagrams, It gives complete step by step information on repair, servicing and preventative maintenance.
This manual is highly detailed to help guide you through every repair and troubleshooting procedure. The manual contains all you need to know to keep your photocopier working right.
It save cash fixing the photocopier yourself instead of paying someone else to do so. Become you a photocopier expert.

Purpose
This Service Manual contains information necessary to test, calibrate, and service the HP Designjet L28500 104-inch Printer (Model CQ871A). For information about using the printer, see the Users Guide.
Chapters
1 Printer systems
Use this chapter as a reference for technical information about the subsystems, components, and how they work together. Of particular importance are the diagrams included for each subsystem of the printer. They can be useful for both troubleshooting and disassembly.
2 Troubleshooting
Whenever a printer is not functioning correctly due to a fault, use this chapter for step-by-step diagnosis until you arrive at the solution, which may include replacing a part.
Troubleshooting always begins with a problem; so, when you enter the chapter, navigate to the proper section and find the troubleshooting steps for your problem.
This chapter does not cover the procedures for the diagnostic tests you must perform while troubleshooting, nor the replacement procedures you must complete to fix the problem.
3 System error codes
This chapter contains the system error codes which are displayed on the Front Panel and by the Embedded Web Server. Each system error code shown in the chapter has a brief description and the steps required to solve the error.
Most of the troubleshooting steps involve performing a test or a calibration, which can be found in the following chapter. Before replacing any part that you suspect of causing the system error code, always perform the test or calibration.
4 Tests, utilities, and calibrations
Use this chapter whenever you need to perform a diagnostic test, service utility, or service calibration. This chapter is meant to provide procedures and relevant information, not troubleshooting information. For troubleshooting information, see the Troubleshooting chapter.
These procedures are described in full, so that you know any relevant values for the test, as well as information about what the printer is actually doing during the test.
The goal of diagnostic tests is to locate the root cause of the problem and the corresponding system error code or message that will provide you with logical steps to resolution.
Some diagnostic tests or calibrations must be performed after removing a component.
5 Print quality
This chapter describes the print-quality diagnostic procedures. Further troubleshooting advice can be found in the Users Guide.
6 Ink supplies
This chapter describes and discusses the components of the ink supply system.
7 Parts and diagrams
The purpose of this chapter is to detail all of the available service parts of the printer. This information is presented in tables, organized by subsystem, and
includes the following:
Official service part names
Part numbers
Illustrations of the service parts
Use this chapter whenever you need to order a service part.
8 Removal and installation
The purpose of this chapter is to provide procedures for removing and installing service parts. Each service part has a removal procedure detailed in this chapter, and installation procedures and notes are included as needed.
Useful information such as access notes and screw types (head sizes) are provided to help you work efficiently.
9 Preventive maintenance
Maintenance alerts are displayed on the Front Panel and Embedded Web Server whenever maintenance is required. While most of these alerts can be resolved by the customer, some require a service engineer.
Use the preventive maintenance chapter whenever you need to perform a preventive maintenance procedure due to an alert the customer receives from the Front Panel or Embedded Web Server, or to get reference information on life counters and maintenance that must be performed by the customer.
10 Move, store, or repack the printer
This chapter gives advice on moving, storing, and repacking the printer.
11 Safety precautions
This is an industrial printer that uses high voltages: service operations can be hazardous. The safety chapter covers all the guidelines and checks you need to perform in order to service the printer.
You are expected to have appropriate technical training and experience necessary to be aware of hazards to which you may be exposed in performing a task, and take appropriate measures to minimize the risks to yourself and to other people.

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Manual Language: English
File Format: PDF
File Delivery: PDF (Instant Download)
Pages: 628

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