2464 configuration error at boot.

Cause:

This issue could be caused by any of the below possibilities.

Connections not correctly connected
CMOS setup needs to be updated
Potential conflict or hardware related issue
Solution:

Connections not correctly connected

Verify that the monitor or other device is properly connected to the
computer. If the connection appears to be properly connected, verify
that the cable itself as well as the connection on the back of the
computer do not appear to be damaged or bad.

CMOS setup needs to be updated

Attempt to enter CMOS setup and verify that the settings relating to
your video card are properly set. If settings appear to be correct or
once video card has been properly changed within CMOS, save the values
and exit CMOS.

Potential conflict or hardware related issue

If any hardware has been recently added to the computer it is
recommended that it be removed.