Socket Mobile Pentium 4 Full Size PICMG CPU Card IB810 - Manual (Page 75)

DRIVERS INSTALLATION
IB810 User’s Manual 71
6. A window appears indicating that the software to be installed does not
contain a Microsoft digital signature. Click Yes to continue the
installation process.
7. The Setup program has now completed installation. Click Finish for
the computer to restart and changes to take effect.