paperlined.org
sysadmin
>
boot
>
MS-DOS
>
possibly
document updated 15 years ago, on Sep 8, 2009
Things SYS.COM won't do:
partition a drive
format a partition
Things SYS.COM will do:
flag the partition as bootable (
TODO: confirm this)
write the disk's
MBR
(
TODO: confirm this)
write the partition's
VBR
copy
io.sys+msdos.sys
over (though you have to supply these files to sys.com, so obviously you can do this step without sys.com's help)
1) obtain the right version of sys.com et al
Files are
at various sources
, but the key files are here:
version
download
sys.com MD5
io.sys MD5
msdos.sys MD5
command.com MD5
MS-DOS v7.10
download
652eb069ce0fa67ebca12491569769b8
44eee1e9cad04fece2b5e8ef5a1a1d86
40c75955e704395b6216b64f934cb779
7c48d01568ec315faf0bf6177d35d755
2) boot into DOS
You can't use sys.com from Windows, because you'll get
this error
.
External links
Detailed Notes on SYS.COM