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10) SPDIF_O (S/PDIF Out Header)
This header supports digital S/PDIF Out and connects a S/PDIF digital audio cable (provided by expansion
cards) for digital audio output from your motherboard to certain expansion cards like graphics cards and
sound cards. For example, some graphics cards may require you to use a S/PDIF digital audio cable for
digital audio output from your motherboard to your graphics card if you wish to connect an HDMI display
to the graphics card and have digital audio output from the HDMI display at the same time. For information
about connecting the S/PDIF digital audio cable, carefully read the manual for your expansion card.
1
11) F_USB30 (USB 3.0/2.0 Header)
The header conforms to USB 3.0/2.0 specification and each header can provide two USB ports. For
purchasing the optional 3.5" front panel that provides two USB 3.0/2.0 ports, please contact the local dealer.
1
F_USB30
20
12) 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
optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer.
9
1
10
2
• 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.
S
Pin No. Definition
1
SPDIFO
2
GND
Pin No. Definition
1
VBUS
10
2
SSRX1-
F_ U
3
SSRX1+
4
GND
11
5
SSTX1-
6
SSTX1+
7
GND
8
D1-
9
D1+
10
NC
B_
Pin No. Definition
1
Power (5V)
2
Power (5V)
3
USB DX-
4
USB DY-
5
USB DX+
S
- 18 -
B S S
3
Pin No. Definition
11
D2+
12
D2-
13
GND
14
SSTX2+
15
SSTX2-
16
GND
17
SSRX2+
18
SSRX2-
19
VBUS
20
No Pin
B S S
1
Pin No. Definition
6
USB DY+
S
7
GND
8
GND
9
No Pin
10
NC
1 2 3
U
S
F_
_S
_ _
3
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