If your system has a Toshiba SD-M1401 DVD-ROM drive with firmware revision 1007, the system cannot boot from the Solaris 9 4/04 DVD.
Workaround: Apply patch 111649–03, or a later version, to update the Toshiba SD-M1401 DVD-ROM drive's firmware. You can download patch 111649–03 or a later version by going to the SunSolve web site at http://sunsolve.sun.com.