Solved: Fix for Unknown USB Device (Device Descriptor Request Failed... - HP Support Community - 5973953
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HP LaserJet - Install an HP Universal Print Driver (UPD) using a USB connection to enable print-only function in Windows 7 | HP® Customer Support
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HP LaserJet - Install an HP Universal Print Driver (UPD) through a network to enable print-only function in Windows 7 | HP® Customer Support
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HP LaserJet - Install an HP Universal Print Driver (UPD) through a network to enable print-only function in Windows 7 | HP® Customer Support
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