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F_USB1~2: Front Panel USB headers
The motherboard has two USB 2.0 headers supporting four USB 2.0 ports. Addition-
ally, some computer cases have USB ports at the front of the case. If you have this
kind of case, use auxiliary USB connector to connect the front-mounted ports to the
motherboard.
Pin
Signal Name
1
USBPWR
2
USBPWR
3
USB_FP_P0-
4
USB_FP_P1-
5
USB_FP_P0+
6
USB_FP_P1+
7
GND
8
GND
9
Key
10
NC
Please make sure that the USB cable has the same pin assignment as
indicated above. A different pin assignment may cause damage or system
hang-up.
TPM(Optional): Trusted Platform Module header
Trusted platform module (TPM) is a published specification detailing a
microcontrollerthat can store secured information, and implementations of that
specification.
Pin
Signal Name
1
TPM_CLK
2
GND
3
LFRAME#
4
KEY
5
LREST#
6
SMBDATA
7
LAD3
8
LAD2
9
VCC3
10
LAD1
Function
Front Panel USB Power
Front Panel USB Power
USB Port 0 Negative Signal
USB Port 1 Negative Signal
USB Port 0 Positive Signal
USB Port 1 Positive Signal
Ground
Ground
No pin
Not connected
Pin
11
12
13
14
15
16
17
18
19
20
Installing the Motherboard
Signal Name
LAD0
GND
RESERVE0
RESERVE1
VCC3_DUAL
SERIRQ
GND
GND
LPCPD#
SMBCLK
17
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