Gigabyte GA-990FX-Gaming User Manual page 18

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10) SPDIF_O (S/PDIF Out Header)
cards) for digital audio output from your motherboard to certain expansion cards like graphics cards and
1
11) F_USB30 (USB 3.0/2.0 Header)
1
10
20
11
12) F_USB1/F_USB2/F_USB3 (USB 2.0/1.1 Headers)
optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer.
9
1
10
2
Prior to installing the USB bracket, be sure to turn off your computer and unplug the power cord
from the power outlet to prevent damage to the USB bracket.
Pin No.
1
2
Pin No.
Pin No.
1
VBUS
11
2
12
3
13
4
14
5
SSTX1-
15
6
SSTX1+
16
7
17
8
18
9
19
10
NC
20
Pin No.
Pin No.
1
Power (5V)
6
2
Power (5V)
7
3
8
4
9
5
10
- 18 -
SSTX2+
SSTX2-
VBUS
No Pin
No Pin
NC

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