HP 2420 - Manual (Page 239)

System requirements
The following are the system requirements for installing and using the HP LaserJet 2410, 2420, and
2430 printing-system software on each of the supported operating systems:
■ Pentium® or compatible processor
■ Minimum 16-color/grayscale display with 640-by-480 pixel resolution (video graphics array [VGA])
■ Same amount of RAM as the minimum requirements for the operating system
■ 93 MB of available hard-disk space (on the same partition as the operating system) for full
installation
■ Onboard parallel port or network connection
System requirements 223
Windows installation