Intel DG41RQ Product Guide - Page 43

Front Panel Audio Header, S/PDIF Connector, Table 5. Front Panel Audio Signal Names for Intel HD Audio

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Installing and Replacing Desktop Board Components Front Panel Audio Header The front panel audio header shown in Figure 20, A on page 42 supports both High Definition (HD) Audio and AC'97 Audio. Table 5 shows the pin assignments and signal names for HD Audio and Table 6 shows the pin assignments and signal names for AC'97 Audio. Table 5. 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) Pin Signal Name 2 GND 4 PRESENCE# 6 SENSE1_RETURN 8 KEY (no pin) 10 SENSE2_RETURN Table 6. Front Panel Audio Header Signal Names for AC'97 Audio Pin Signal Name 1 MIC Pin Signal Name 2 AUD_GND 3 MIC_BIAS 4 AUD_GND 5 FP_OUT_R 7 AUD_5V 9 FP_OUT_L 6 FP_RETURN_R 8 KEY (no pin) 10 FP_RETURN_L S/PDIF Connector Figure 20, B on page 42 shows the location of the S/PDIF connector. Table 7 shows the pin assignments for the S/PDIF connector. Table 7. S/PDIF Connector Pin Description 1 VCC 2 SPDIF OUT 3 Ground 43

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Installing and Replacing Desktop Board Components
43
Front Panel Audio Header
The front panel audio header shown in Figure 20, A on page 42 supports both High
Definition (HD) Audio and AC’97 Audio.
Table 5 shows the pin assignments and signal
names for HD Audio and Table 6 shows the pin assignments and signal names for
AC’97 Audio.
Table 5. Front Panel Audio Signal Names for Intel HD Audio
Pin
Signal Name
Pin
Signal Name
1
PORT 1L (Microphone)
2
GND
3
PORT 1R (Microphone)
4
PRESENCE#
5
PORT 2R (Headphone)
6
SENSE1_RETURN
7
SENSE_SEND
8
KEY (no pin)
9
PORT 2L (Headphone)
10
SENSE2_RETURN
Table 6. Front Panel Audio Header Signal Names for AC’97 Audio
Pin
Signal Name
Pin
Signal Name
1
MIC
2
AUD_GND
3
MIC_BIAS
4
AUD_GND
5
FP_OUT_R
6
FP_RETURN_R
7
AUD_5V
8
KEY (no pin)
9
FP_OUT_L
10
FP_RETURN_L
S/PDIF Connector
Figure 20, B on page 42 shows the location of the S/PDIF connector.
Table 7 shows
the pin assignments for the S/PDIF connector.
Table 7. S/PDIF Connector
Pin
Description
1
V
CC
2
SPDIF OUT
3
Ground