Install grub from rescue mode: Software raid 1

I use CentOS CD and boot into Linuxrescue. From there i fixed master boot record.
1. open grub
2. grub> find /grub/grub.conf
3. This provide some thing like:
(hd0,2)
(hd1,2)
4. root (hd0,2)
5. setup (hd0)
6. root (hd1,2)
7. setup (hd1)
8. quit grub