HP 510 - Manual (Page 13)

Printer connections
Your printer can be connected directly to your
computer via the traditional parallel interface or
through the Universal Serial Bus (
USB ) port.
For Local Area Network ( LAN ) connection your
printer can be fitted with an optional HP Jetdirect
Print Server Fast Ethernet 10/100 base TX network
interface card.
See the Assembly and Set-up Poster for information
on connecting your printer to a computer or network.
Connection
Power socket
Parallel port connection
USB connection