Datasheet

Chapter 2: Motherboard Installation

F_AUDIO: Front Panel Audio Header

This header allows the user to install auxiliary front-oriented microphone and line-

out ports for easier access.

Here is a list of USB pin assignments.

1. Locate the F_USB1~2 headers on the motherboard.

2. Plug the bracket cable onto the F_USB1~2 headers.

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 V ERG _FP_ USB PWR0 2 V ERG _F P_US BPW R0

3 USB_FP_P0(-) 4 USB_FP_P1(- )

5 USB_FP_P0(+) 6 USB_FP_P1(+)

7 GROUND 8 GROUND

9KEY 10GROUND

F_USB1~2: Front Panel USB Headers

The motherboard has USB ports installed on the rear edge I/O port array. Addition-

ally, some computer cases have USB ports at the front of the case. If you have this

kind of case, use auxiliary USB headers F_USB1~2 to connect the front-mounted

ports to the motherboard.

CASE: Chassis intrusion detect header

This detects if the chassis cover has been removed. This function needs a chassis

equipped with instrusion detection switch and needs to be enabled in BIOS.

Pin Signal Pin Signal

1 PORT1L 2 A UD_GND

3 PORT1 R 4 PRES ENCE#

5 PORT2R 6 SENSE1_RETURN

7 SENS E_SEND 8 K EY

9 PORT2 L 1 0 SENS E2_ RETURN

Pin 1-2 Function

Short Chassis cover is removed

Open Chassis cover is closed