HP deskjet 450 mobile printer user’s guide

This printer provides quick, professional mobile printing. You can print from notebooks, desktops, wireless devices such as personal digital assistants (PDAs) running Microsoft® Pocket PC Software, Windows® CE, and Palm OS®, digital cameras via a CompactFlash card, and mobile phones with infrared connectivity. It provides high-quality output and vibrant colors on media up to 8.5 in x 14 in (216 x 356 mm).
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HP Deskjet D2400 Printer series Photosmart Software Help

Welcome to the HP Deskjet D2400 Printer series Help. For details on how to use your computer and the printer together, see the following table and select an appropriate topic. You can also use the table of contents pane on the left to locate information. NOTE: For information about installing the software, see the Setup Guide that came with the printer.
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HP 2500C Series Printer Service and Support Manual

Modular Ink Delivery System
A modular ink delivery system is the separation of ink cartridges and printheads into individual, single-color components. Traditional inkjet printers use one black and one tricolor ink cartridge, each with integrated printheads. HP’s modular ink delivery system features four separate ink cartridges–one for each primary printing color–and four corresponding long-life printheads, with tubes connecting the components. Including the standard and high-capacity black ink cartridges, there are actually nine consumables, with only eight used in the printer at one time.
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