Gigabyte GA-Z77X-UP4 TH User Manual page 29

12) SPDIF_IN (S/PDIF In Header)
This header supports digital S/PDIF In and can connect to an audio device that supports digital audio out via
an optional S/PDIF In cable. For purchasing the optional S/PDIF In cable, please contact the local dealer.
13) F_USB1/F_USB2/F_USB3 (USB 2.0/1.1 Headers)
The headers conform to USB 2.0/1.1 specification. Each USB header can provide two USB ports via an
UG
optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer.
T
• Do not plug the IEEE 1394 bracket (2x5-pin) cable into the USB 2.0/1.1 header.
• 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. Definition
1
Pin No. Definition
9 1
10 2
10
- 29 -
1 Power
2 SPDIFI
3 GND
1 Power (5V)
2 Power (5V)
3 USB DX-
4 USB DY-
5 USB DX+
6 USB DY+
7 GND
8 GND
9 No Pin
NC
Hardware Installation