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Chapter 2
Audio Header Connector: Audio_Header
This connector is for connecting the audio bracket that comes with VIA P4PB
266E mainboard. The audio bracket consists of two SPDIF connectors (one
for optical and the other RCA), one sub-woofer/center connector and one rear
speaker connector.
The SPDIF output provides digital audio to external speakers or compressed
AC3 data to an external Dolby Digital Decoder. The feature is available only
with stereo system which has digital output function.
Pin Definition
PIN
SIGNAL
1
VCC (+5V)
2
SPDIF (OPT)
3
SPDIF (RCA)
4
NA
5
GND
6
GND
7
GND
8
RCH
9
LEF
10
LCH
11
CEN
12
GND
1
2
11 12
2-16
Socket 478
266E
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