720 bootup problem

[Gabriel Avila <rocco16v@gmail.com>]

When I start the installation disk everything goes well until right 
after the HIL KEYBD detectio then I get this error:

RAMDISK: incomplete write (-28 != 32768) 8388608
VFS: Mounted root (ext2 filesystem) readonly.
Freeing unused kernel memory: 316k freed
attempt to access beyond end of device
ram0: rw=0, want=26816, limit 16384
attempt to access beyond end of device
ram0: rw=0, want=26816, limit 16384
Warning: unable to open an ainitial console.
attempt to access beyond end of device
ram0: rw=0, want=26816, limit 16384
EXT2-fs error (device ram0): ext2_get _inode: unable to read inode block 
- inode=1813, block=14263
attempt to access beyond end of device
ram0: rw=0, want=26816, limit 16384
EXT2-fs error (device ram0): ext2_get _inode: unable to read inode block 
- inode=1933, block=14278
Kernel panic: No init found. Try passing init= option to kernel.

Thanks for any help