Chapter 9

To clean the print cartridges from the device control panel

1.Load letter, A4, or legal unused plain white paper into the input tray.

2.Press Setup.

3.Press 6, then press 1.

This selects Tools and then selects Clean Print Cartridge. The device prints a page that you can recycle or discard.

If copy or print quality still seems poor after you clean the print cartridges, try cleaning the print cartridge contacts before replacing the affected print cartridge.

To clean the print cartridges from the HP Photosmart Software

1.Load letter, A4, or legal unused plain white paper into the input tray.

2.In the HP Solution Center, click Settings, point to Print Settings, and then click Printer Toolbox.

NOTE: You can also open the Printer Toolbox from the Print Properties dialog box. In the Print Properties dialog box, click the Services tab, and then click Service this device.

The Printer Toolbox appears.

3.Click the Device Services tab.

4.Click Clean the Print Cartridges.

5.Follow the prompts until you are satisfied with the quality of the output, and then click Done.

If copy or print quality still seems poor after you clean the print cartridges, try cleaning the print cartridge contacts before replacing the affected print cartridge.

HP Printer Utility (Mac OS)

1.Open the HP Printer Utility. For more information, see HP Printer Utility (Mac OS).

2.Click Clean and follow the onscreen instructions.

Clean the print cartridge contacts

Clean the print cartridge contacts only if you get repeated messages on the display prompting you to check a print cartridge after you already have cleaned or aligned the print cartridges.

Before cleaning the print cartridge contacts, remove the print cartridge and verify that nothing is covering the print cartridge contacts, then reinstall the print cartridge. If you continue to get messages to check the print cartridges, clean the print cartridge contacts.

126 Maintain and troubleshoot

Page 131
Image 131
HP J6400 manual Clean the print cartridge contacts, To clean the print cartridges from the device control panel

J6400 specifications

The HP J6400 is a versatile and high-performance inkjet printer designed primarily for small to medium-sized businesses and professionals in need of quality printing solutions. Recognized for its reliability and efficiency, the HP J6400 incorporates several features and technologies that make it stand out in a competitive marketplace.

One of the main features of the HP J6400 is its ability to print in wide formats, with a maximum print width of up to 13 inches. This makes it ideal for creating posters, presentations, and other large documents that require a professional touch. The printer supports various media types, including glossy paper, broadsheet paper, and even CD/DVD labels, allowing users to express their creativity without limitations.

The J6400 utilizes HP's advanced thermal inkjet technology, which delivers sharp and vibrant prints with a maximum resolution of up to 4800 x 1200 optimized dpi. This technology ensures that text appears crisp and colors are vivid, making it suitable for both professional documents and high-quality photo prints. Additionally, the device is compatible with a range of HP’s high-capacity ink cartridges, enabling users to reduce printing costs significantly without sacrificing quality.

Another notable characteristic of the HP J6400 is its fast printing speed. It can produce black and white documents at speeds of up to 33 pages per minute, and color prints at speeds of up to 29 pages per minute. This efficiency is crucial for businesses that require quick turnaround times for their printing needs.

Moreover, the HP J6400 comes equipped with built-in networking capabilities, including Ethernet and USB connectivity. This allows multiple users to connect to the printer seamlessly, making it an excellent choice for collaborative work environments. Additionally, its user-friendly interface simplifies the printing process, enabling easy navigation through settings and adjustments.

In terms of design, the HP J6400 is compact and streamlined, ensuring it can fit comfortably in various office spaces without taking up too much room. Its sleek aesthetic also adds a professional look to any workspace.

Overall, the HP J6400 is a robust and reliable printing solution combining quality, speed, and versatility, making it an excellent investment for businesses and professionals looking to enhance their printing capabilities. With its advanced features and efficient technologies, it stands out as a practical choice for users demanding high-quality results in a fast-paced environment.