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ASUS Crosshair
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• DO NOT insert a different connector to this port.
• DO NOT unplug the external Serial ATA box when a RAID 0 or RAID 1 is
congured.
• Before creating a RAID set using Serial ATA hard disks, make sure that you
have connected the Serial ATA signal cable and installed Serial ATA hard
disk drives; otherwise, you cannot enter the Silicon Image RAID utility and
SATA BIOS setup during POST.
• The external SATA ports support external Serial ATA 1.5 and 3 Gb/s
devices. Longer cables support higher power requirements to deliver signal
up to two meters away, and enables improved hot-swap function.
• If you intend to create a RAID conguration using this connector, set the
Silicon 3132 Controller item in the BIOS to [RAID Mode]. See section “4.4.6
Onboard Devices Conguration” for details.
• Use these ports and an external Serial ATA box connected to the external
SATA port, if you want to congure a RAID 0 or RAID 1 set.
• The Serial ATA port multiplier and external Serial ATA box are purchased
separately.
14. IEEE 1394a port. This 6-pin IEEE 1394a port provides high-speed
connectivity for audio/video devices, storage peripherals, PCs, or portable
devices.
15. Onboard LED switch. This motherboard features onboard LEDs that light
up the labels, making it easy for you to install or plug in devices even in the
dark. Press this switch to turn on the onboard LEDs.
16. Optical S/PDIF Out port. This port connects an external audio output device
via an optical S/PDIF cable.
17. PS/2 keyboard port (purple). This port is for a PS/2 keyboard.