User`s guide

17
Chapter 2: Motherboard Installation
SPK1: Speaker Header
Connect the cable from the PC speaker to the SPK1 header on
the motherboard.
AUDIO2: Front Panel Audio Header
This header allows the user to install auxiliary front-oriented
microphone and line-out ports for easier access.
USB2/USB3: Front panel USB Headers
The motherboard has USB ports installed on the rear edge I/O
port array. Additionally, some computer cases have USB ports at
the front of the case. If you have this kind of case, use auxiliary
USB headers USB2/USB3 to connect the front-mounted ports to
the motherboard.
1. Locate the USB2/USB3 header on the motherboard.
2. Plug the bracket cable onto the USB2/USB3 header.
3. Remove a slot cover from one of the expansion slots on
the system chassis. Install an extension bracket in the
opening. Secure the extension bracket to the chassis with
a screw.
Pin Signal Pin Signal
1 SPKR 2 NC
3GND4 +5V
Pin Signal Pin Signal
1 AUD_MIC 2 AUD_GND
3 AUD_MIC_BIAS 4 AUD_VCC
5 AUD_FPOUT_R 6 AUD_RET_R
7HP_ON 8KEY
9 AUD_FPOUT_L 10 AUD_RET_L
Pin Signal Pin Signal
1 VERG_FP_USBPWR0 2 VERG_FP_USBPWR0
3 USB_FP_P0(-) 4 USB_FP_P1(-)
5 USB_FP_P0(+) 6 USB_FP_P1(+)
7 GROUND 8 GROUND
9 KEY 10 USB_FP_OC0