On Sat, Mar 02, 2002 at 02:17:50PM +0100, Joerg Stephan wrote: > I want to burn an BootCD for my two Sparcstation's (IPX,SLC) > How can i tell cdrecord (runs on an normal PC) to make > 512Byte blocks ?? The physical data block size on a CD-ROM is 2048 bytes. (The 512 byte block setting on some drives does "deblocking" for you, reading a 2048 byte block and selecting the appropriate 512 byte section for transfer to the host.)