I found the problem

error L 40 40 40

( L )The first stage boot loader has been loaded and started, but it can't load the second stage boot loader. The two-digit error codes indicate the type of problem. (See also section ``Disk error codes''.) This condition usually indicates a media failure or a geometry mismatch

( 0x40 )
``Seek failure''. This might be a media problem. Try booting again