kaushal wrote:
> hi,
>    My friends' system is in a critical situation.
> 	Hdd. is /dev/hdc.
> 	CD-WR is /dev/hdd.
> created a bootable linux iso img.
> 	MISTAKE part:
> dd if=iso.img of=/dev/hdc.Instead of hdd.
> 
> To retrive it back we tried the following:
> 
> 1.)lilo:
> 1st sector of the device doesn't has valid boot signature.
> 
> 2.)grub-install /dev/hdc
> the device doesn't has BIOS recognition.
> 
> though multiboot,tried out this :
> 3.)dd if=/boot/vmlinuz of=/dev/hdc  
> grub-install /dev/hdc
> the device doesn't has BIOS recognition.
> 
> 4.)backed up the /boot/grub
> copied the grub of another sys in the network,
> replaced the /boot/grub.conf with the backedup grub.conf(i.e old one)
> again grub-install failed with the same reason.
> 
> 
> Net connectivity is available.Is there anyway he can recover the mbr
> ?Other os is windows 2000.He did backup the entire data and the system
> is working fine now.
> 
> Desperately   waiting for a solution.
> 
> Thanks a lot in advance.
> 
> kaushal.

  Dear kaushal:

  I do not create a CD-ROM diskette from an .iso image using 'dd'.
I "burn" .iso images to CD-ROM using 'cdrecord'.
See attachment for an example bash script that copies
  an .iso image to CD-ROM diskette.

HTH, Chuck