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Intel Desktop Board DQ57TM Product Guide
Front Panel Audio Header
The front panel audio header shown in Figure 26, A supports both Intel High Definition
Audio and AC '97 Audio.
Table 6 shows the pin assignments and signal names for HD Audio and Table 7 shows
the pin assignments and signal names for AC '97 Audio.
Table 6. Front Panel Audio Signal Names for Intel HD Audio
Pin
Signal Name
1
PORT 1L (Microphone)
3
PORT 1R (Microphone)
5
PORT 2R (Headphone)
7
SENSE_SEND
9
PORT 2L (Headphone)
Table 7. Front Panel Audio Header Signal Names for AC '97 Audio
Pin
Signal Name
1
MIC
3
MIC_BIAS
5
FP_OUT_R
7
AUD_5V
9
FP_OUT_L
Internal Mono Speaker Header
The internal mono speaker header is shown in Figure 26, B. Table 8 shows the pin
assignments and signal names for the internal mono speaker header.
Table 8. Internal Mono Speaker Header
Pin
Signal Name
1
−
2
+
56
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Pin
2
4
6
8
10
Pin
2
4
6
8
10
Signal Name
GND
PRESENCE#
SENSE1_RETURN
KEY (no pin)
SENSE2_RETURN
Signal Name
AUD_GND
AUD_GND
FP_RETURN_R
KEY (no pin)
FP_RETURN_L
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