304-Keyboard or System Unit Error audible beeps: none possible cause: keyboard, keyboard cable, mouse controller, or system board failure
action: 1
be sure the keyboard and mouse are connected
only authorized technicians trained by hp should attempt to remove the system board
if you believe the system board requires replacement, contact hp technical support before proceeding
run insight diagnostics ("hp insight diagnostics" on page 101) and replace failed components as indicated
400 series list of messages: 40x-parallel port x address assignment conflict 404-parallel port address conflict detected 40x-parallel port x address assignment conflict audible beeps: 2 short possible cause: both external and internal ports are assigned to parallel port x
action: run the server setup util