HP printer repair manuals are available at HP.com. Other websites that feature HP printer manuals include HPItechnologies.com and LaserPros.com. The manuals are available for download in PDF.
To find HP printer repair manuals at HP.com, go to Product Manuals, select Search by a Product and enter the product name or number of the manual you wish to find. If you don't know the product name or number, click on the How to Find my Product Name/Number link.
HPItechnologies.com has a list of printers for which manuals are available on its website. However, when using LaserPros.com, users must first register before gaining access to the full manuals, otherwise they only have access to the Table of Contents.