Installing OS on a HDD Larger Than 2TB in RAID Mode
This motherboard is adopting UEFI BIOS that allows Windows
on a large size HDD (>2TB). Please follow below procedure to install the operating
system.
1. Please make sure to use Windows
®
Windows
7 64-bit.
2. Press <F2> or <Delete> at system POST. Set RAID Mode in UEFI Setup Utility >
Advanced > Storage Confi guration > SATA Mode.
3. Choose onboard RAID 3TB+ unlocker > UEFI Mode For GPT partition. Press
<F10> to save the change and exit.
4. Press <F11> to enter Boot Manual. Choose UEFI : Built - in EFI Shell.
5. Key in drvcfg, for example you will see below:
Drv[4E] Ctrl[B5] Lang[eng]
6. Key in dh [Drv number], for example: key in dh 4E.
ASRock 990FX Extreme3 Motherboard
®
®
TM
Vista
64-bit (with SP1 or above) or
OS to be installed
177