Intel Desktop Board DG41RQProduct Guide

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 an
d signal
names for HD Audio and Table 6 shows the pin assignments an
d 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