Here is what was discovered so far: Subbing a SATA SSD for the 4GB Flash Drive did not help. Getting the latest CentOS ISO image did not help. Did not try expanding RAM. Debugging was done by pressing “I" after the CentOS started loading and typing “N" for the CPUSPEEDADJ allowed loading of ACID. This particular HP TC needs a slight tweak to the kernel and re-compiling. More later on Update 2. 73 Chris / K7AZ Node 29275 & Others