How to show HDD by rescue mode

Hello,

I ordered a new server from "soyoustart"
2 x 2 TB SATA hardware RAID
but after install os windows server only one harddisk i can see ,
i know that is a way through rescue mode to mount a second HDD ,
Could you please help me out .

 

root@rescue:~# fdisk -l

Disk /dev/sda: 1999.0 GB, 1998998994944 bytes
255 heads, 63 sectors/track, 243031 cylinders, total 3904294912 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00089b08

Device Boot Start End Blocks Id System
/dev/sda1 63 2047 992+ 42 SFS
Partition 1 does not start on physical sector boundary.
/dev/sda2 * 2048 3904274431 1952136192 42 SFS
/dev/sda3 3904274432 3904292863 9216 42 SFS
root@rescue:~#

 

There is no solution in that thread sir, and our problem are different , his already have two hard mount,

I have one, i am trying to force second hard to show up by rescue mode , Any idea ?

 

root@rescue:~# df -l
Filesystem 1K-blocks Used Available Use% Mounted on
rootfs 49527740 104820 49422920 1% /
none 49527740 104820 49422920 1% /
tmpfs 10240 188 10052 2% /dev
tmpfs 9905548 68 9905480 1% /run
tmpfs 5120 0 5120 0% /run/lock
tmpfs 19811080 0 19811080 0% /run/shm