Asus RS520-E6/ERS8 - Manual (Page 50)

4-6 Chapter 4: Motherboard information
5. RAID configuration utility selection (3-pin RAID_SEL1)
This jumper allows you to select the RAID configuration utility to use when
you create disk arrays. Place the jumper caps over pins 1–2 if you want to
use the LSI Logic Embedded SATA RAID Setup Utility (default); otherwise,
place the jumper caps to pins 2–3 to use the Intel ® Matrix Storage Manager.
4. iBTN RAID setting (3-pin IBTN_SEL1)
This jumper allows you to select the RAID configuration utility to use when
you create disk arrays. Place the jumper caps on pins 1–2 if you install a
PIKE RAID card to the motherboard and want to use the LSI Logic MPT
Setup Utility (default). Or you can place the jumper caps on pins 2–3 to create
the LSI Mega RAID 5 by supported Intel ® ICH10R SATA controller.
• LSI Logic MPT Setup Utility is available only when you install a PIKE RAID
card.
• LSI Mega RAID 5 fucntion is available only when you place the iBTN to
I_BTN1 slot and install an optional ASUS PIKE RAID card.