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Motherboard User's Guide
F_AUDIO1: Front Panel Audio Header
This header allows the user to install auxiliary front-oriented microphone and
line-out ports for easier access.
Pin
1
PORT1L
3
PORT1R
5
PORT2R
7
SENSE_SEND
9
PORT2L
F_USB1~USB2: 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 F_USB1/F_USB2 to
connect the front-mounted ports to the motherboard.
Pin
1
V ERG_FP_USBPW R0
3
USB_FP_P0( -)
5
USB_FP_P0( +)
7
GROUND
9
KEY
1.
Locate the F_USB1/F_USB2 header on the motherboard.
2.
Plug the bracket cable onto the F_USB1/F_USB2 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.
SPI_ROM: SPI ROM Header
This 4 Mb ROM contains the programmable BIOS program.
Pin
1
CHIPSELECT
3
DATAOUTPUT
5
WRITEPROTECT
7
CND
Signal
Pin
Signal
2
GND
4
PRESENCE#
6
Sense1_return
8
KEY
10
Sense2_return
Sig n al
Pin
2
V ERG_FP_USBPW R0
4
USB_FP_P1(-)
6
USB_FP_P1(+)
8
GROUND
10
NC
Signal
Pin
2
VCC
4
HOLD
6
CLOCK
8
DATAINPUT
14
Sig n al
Signal
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