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Intel Desktop Board DQ33HS Product Guide
Connecting to the HD Audio Link Header
See Figure 22, A for the location of the HD Audio Link header. Table 4 shows the pin
assignments for the header.
Table 4. 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 a Front Panel Audio Solution for Intel
Definition Audio
Figure 22, B shows the location of the front panel audio header. Table 5 shows the pin
assignments for the front panel audio header.
Table 5. Front Panel Intel High Definition Audio Header Signal Names
Pin
Signal Name
1
PORT 1L
3
PORT 1R
5
PORT 2R
7
SENSE_SEND
9
PORT 2L
48
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
Pin
Signal Name
2
GND
4
PRESENCE#
6
SENSE1_RETURN
8
KEY (no pin)
10
SENSE2_RETURN
®
High
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