Repair Manual for HP LaserJet Enterprise M604, M605, M606:
1. Removal and replacement.
The printer uses a fi eld repair strategy. Defective parts are diagnosed and replaced at the Field Replaceable Unit (FRU) assembly level. Repair normally begins by using the printer internal diagnostics and the following two-step process:
- Isolate the problem to the major system (for example, the network or server, or the printer.
- Troubleshoot the problem by using the procedures in the troubleshooting chapter.
After locating a faulty part, the printer can usually be repaired at the assembly level by replacing FRUs. Some mechanical assemblies might need to be repaired at the subassembly level. Hewlett-Packard Company does not support replacement of components on the printed circuit assembles.
The user replaces toner cartridges as they are depleted. Additional instructions about other user-replaceable parts are provided in this section.
The printer tracks the amount of use on the customer-replaceable supplies by keeping a page count. The printer prompts the user to replace certain items when a supply is depleted or a specific number of pages has been printed.
Swapping toner cartridges between products might cause a misrepresentation of supply life values and is not recommended.
2. Parts and diagrams.
Duplexer, envelope feeder, stacker and stapler / stacker, numerical parts list, etc.
Free Download Repair Manual for HP LaserJet Enterprise M604, M605, M606
Troubleshooting Manual:
1. Theory of operation.
Related documentation and software;
Basic operation;
Formatter-control system;
Engine-control system;
Engine laser/scanner system;
Pickup, feed, and delivery system;
Input accessories.
2. Solve problems.
Tools for troubleshooting, solve image-quality problems, clean the printer, service access code for the printer, etc.
Appendix A Printer specifications.
Free Download Troubleshooting Manual for HP LaserJet Enterprise M604, M605, M606