HP LaserJet 4700 - Manual (Page 47)

Callout Area on the screen Information or capability that the area provides
to block walk-up printing and system access. When the setting is selected
and applied, USB and IEEE 1284 ports are disabled.
NOTE The Direct Ports section of the Security screen does
not appear on the screen when direct-connect devices are not
supported or if the HP EWS is currently running over a direct
connection.
Table 3-6 Security (continued)
ENWW Security 37
Settings