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Front Panel Audio Header
Figure 27, A shows the location of the front panel audio header. Table 4 shows the pin
assignments and signal names for the front panel audio header.
Table 4. Front Panel Audio Header Signal Names
Pin
Signal Name
1
PORT 1L
3
PORT 1R
5
PORT 2R
7
SENSE_SEND
9
PORT 2L
HD Audio Link Header
Figure 27, B shows the location of the HD Audio Link header. Table 5 shows the pin
assignments and signal names for the HD Audio Link header.
Table 5. HD Audio Link Header Signal Names
Pin
Signal Name
1
BCLK
3
RST#
5
SYNC
7
SDO
9
SDI0
11
SDI1
13
No Connection
15
No Connection
Installing and Replacing Desktop Board Components
Pin
Signal Name
2
GND
4
PRESENCE#
6
SENSE1_RETURN
8
KEY (no pin)
10
SENSE2_RETURN
Pin
Signal Name
2
Ground
4
3.3 Vcc
6
Ground
8
3.3 Vcc
10
+12 V
12
Key
14
3.3 V STBY
16
Ground
47
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