Specifications

The HD Audio connection supports HD audio standard. Use this if the case does
not use the AC97 connectors.
Table 6. HD Audio Connector
Connector
Pin
Signal
HD audio Connector
1
BCLK
2
GND
3
RESET#
4
+3.3V
5
SYNC
6
GND
7
SDATA_OUT
8
+3.3V
9
SDATA_IN0
10
+12V
11
SDATA_IN1
12
KEY
13
NC
14
+3.3V_DUAL
15
SDATA_IN2
16
GND