Use a System Repair Disc.
You will need to go to a Win 7 system with the same "bittiness" as yours. The Win 7 version does not need to be the same.
rb: | type
SYSTEM REPAIR | ENTER
you can use either a CD or a DVD.
boot up the system repair disc, go to a command prompt and use diskpart.
GO TO A COMMAND PROMPT USING A SYSTEM REPAIR DISC
1) Insert
System Repair Disc into optical reader.
2) Shutdown computer.
3) Boot up computer from the System Repair Disc
If your computer doesn’t boot from the optical drive, then
Immediately after pushing your Power ON button,
start tapping the F2 key to get to the BIOS to change the boot order
On some computers, Immediately after pushing the Power ON button, start tapping the F12 key and choose CD/DVD to change the boot order only for this time.
4) Wait while a mini-version of Windows is loaded and finally the
SYSTEM RECOVERY OPTIONS dialog appears.
5) NEXT |
SYSTEM RECOVERY OPTIONS dialog
will search your system for installed versions of Windows.
6) select the
Use recovery tools that can help fix problems starting Windows radio button |
7) NEXT | Choose C
ommand Prompt
Enter following commands, each followed by hitting ENTER:
· DiskPart
· List disk (lists disks in your system)
· Select disk <numeral> (without the < and the >)
· Detail disk (info should let you know if you selected correctly)
· Clean ALL (your entire disk is being overwritten with zeros.
This can take a considerable amount of time. Leave off the ALL for a much shorter clean which only cleans the boot sectors)
· CREATE PARTITION PRIMARY (create a primary partition)
· FORMAT FS=NTFS (format the partition)
· ACTIVE (the partition can contain operating system startup files)
· ASSIGN (the next available letter is assigned to disk)
or
ASSIGN Letter=X (Assign X as drive letter. Use the letter of your choice)
EXIT to exit from DiskPart
EXIT to exit from command prompt
Remove the System Repair Disc. Shutdown computer.
Power on computer.