23
Installing the Motherboard
CD_IN: Analog Audio Input connector
Pin Signal Name Function
1 CD_L CD In left channel
2 GND Ground
3 GND Ground
4 CD_R CD In right channel
SPDIF_OUT1: SPDIF out header
This is an optional header that provides an SPDIFO (Sony/Philips Digital Interface) output
to digital multimedia device through optical fiber or coxial connector.
Pin Signal Name Function
2 +5V
4 GND
1 SPDIFOUT
3 Key
Pin Signal Name