24
Installing the Motherboard
TPM: TPM Module Header (Optional)
Trusted Platform Module (TPM) is a published specification detailing a microcontroller
that can store secured information, and implementations of that specification.
CD_IN1: Analog Audio Input header
W-USB: USB Wireless Card Header (Optional)
This is a header that will preserve the functionality of wired USB while also unwiring the
cable connection and providing enhanced support for streaming media CE devices and
peripherals.
1 USB Power 7 GND
2 USB Power 8 GND
3 USBPA- 9 KEY
4 USBPB- 10 USBOC#
5 USBPA+ 11 PME#
6 USBPB+ 12 VCC3_DUAL
Pin Signal Name Pin Signal Name
1 CD_Right CD In right channel
2 CD_GND Ground
3 CD_GND Ground
4 CD _Left CD In left channel
Function
Pin Signal Name
1 TPM_CLK 11 LAD0
2 GND 12 GND
3 LFRAME# 13 RESERVE0
4 KEY 14 RESERVE1
5 LREST# 15 VCC3_DUAL
6 VCC5 16 SERIRQ
7 LAD3 17 GND
Pin Signal Name Pin Signal Name
8 LAD2 18 CLKRUN#
9 VCC3 19 LPCPD#
10 LAD1 20 RESERVE2
SPDIFO1: SPDIF out header
This is a header that provides an S/PDIF (Sony/Philips Digital Interface) output to digital
multimedia device through optical fiber or coaxial connector.
2 +5VA 5V analog Power
3 Key No pin
4 GND Ground
Pin Signal Name Function
1 SPDIF SPDIF digital output
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