Using the engine test button is not as common as it use to be put in frustrating situations it can be a life saver. Pretty much if you’re having unexplained poor print quality, all black, blank, other odd print, or odd error codes when printing using the engine test button by-passes several components on the formatter and just strictly test the print engine so you can focus on other parts of the machine. Printing test pages helps you determine whether or not the printer engine and the formatter are functioning. HP Laserjet 4250, 4350 Printer Engine Test Button Location HP LaserJet 2400 Series printer base models.įeatures. Information regarding FCC Class B, Parts 15 and 68 requirements can be found in the user guide.Ĭhapter contents. Refer all servicing questions to qualified personnel. If the product does not operate normally, see the online user guide. Install the product in a protected location where no one can step on or trip over the power cord and where the power cord will not be damaged. Install the product securely on a stable surface. Unplug this product from wall outlets before cleaning.ĭo not install or use this product near water or when you are wet. If you do not know whether the outlet is grounded, check with a qualified electrician.ĭo not touch the contacts on the end of any of the sockets on the printer. Use only a grounded electrical outlet when connecting the printer to a power source. Observe all warnings and instructions marked on the product. Read and understand all instructions in the user guide. Troubleshooting common PostScript problemsĪlways follow basic safety precautions when using this product to reduce risk of injury from fire or electric shock.Troubleshooting common Macintosh problems.Troubleshooting common Windows problems.Gaining access to the embedded Web server.Does the printer select the correct trays? Does the control-panel display show READY? Cleaning the paper path and print-cartridge areas.Cartridge-low and cartridge-out conditions.To uninstall the HP Toolbox by using the Windows desktop shortcut.Printing by type and size of media (locking trays).Selecting which tray is used for printing.Operating systems and printer components.Country-/region-specific safety statements.Print Cartridge Limited Warranty Statement.Hewlett-Packard limited warranty statement.Envelopes with adhesive strips or flaps.Supported types and sizes of print media.HP LaserJet 2400 Series printer base models.
0 kommentar(er)
