Gigabyte GA-990FXA-UD3 [20/112] 7 back panel connectors

Gigabyte GA-990FXA-UD3 [20/112] 7 back panel connectors
Hardware Installation - 20 -
1-7 Back Panel Connectors
USB 2.0/1.1 Port
The USB port supports the USB 2.0/1.1 specication. Use this port for USB devices such as a USB key-
board/mouse, USB printer, USB ash drive and etc.
PS/2 Keyboard/Mouse Port
Use this port to connect a PS/2 mouse or keyboard.
Optical S/PDIF Out Connector
This connector provides digital audio out to an external audio system that supports digital optical audio.
Before using this feature, ensure that your audio system provides an optical digital audio in connector.
IEEE 1394a Port
The IEEE 1394 port supports the IEEE 1394a specication, featuring high speed, high bandwidth and
hotplug capabilities. Use this port for an IEEE 1394a device.
eSATA 6Gb/s Connector
The eSATA 6Gb/s port conforms to SATA 6Gb/s standard and is compatible with SATA 3Gb/s and SATA
1.5Gb/s standards. Use the port to connect an external SATA device or a SATA port multiplier. The Mar-
vell 88SE9172 chip supports RAID function. Refer to Chapter 5, "Conguring SATA Hard Drive(s)," for
instructions on conguring a RAID array.
USB 3.0/2.0 Port
The USB 3.0 port supports the USB 3.0 specication and is compatible to the USB 2.0/1.1 specication.
Use this port for USB devices such as a USB keyboard/mouse, USB printer, USB ash drive and etc.
RJ-45 LAN Port
The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following
escribes the states of the LAN port LEDs.
When removing the cable connected to a back panel connector, rst remove the cable from your
device and then remove it from the motherboard.
When removing the cable, pull it straight out from the connector. Do not rock it side to side to
prevent an electrical short inside the cable connector.
Activity LED
Connection/
Speed LED
LAN Port
Activity LED:Connection/Speed LED:
State Description
Orange 1 Gbps data rate
Green 100 Mbps data rate
Off 10 Mbps data rate
State Description
Blinking Data transmission or receiving is occurring
Off No data transmission or receiving is occurring

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