Intel Desktop Board D525MW Product Guide
34
Connecting to the Front Panel Audio Header
Figure 12, A shows the location of the front panel audio header. The front panel audio
header can be used for both Intel HD Audio and AC ‘97 Audio.
Table 5 shows the pin assignments fo
r the Intel HD Audio and Table 6 shows the pin
assignments for AC ‘97 Audio.
Table 5. Front Panel Audio Header for Intel HD Audio
Pin Signal Name Pin Signal Name
1 [Port 1] Left channel 2 Ground
3 [Port 1] Right channel 4 PRESENCE# (Dongle present)
5 [Port 2] Right channel 6 [Port 1] SENSE_RETURN
7 SENSE_SEND (Jack detection) 8 Key (no pin)
9 [Port 2] Left channel 10 [Port 2] SENSE_RETURN
Table 6. Front Panel Audio Header 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
Connecting to the S/PDIF Header
Before connecting to the S/PDIF connector, observe the precautions in "Before You
Begin" on page 23. See Figure 12, B on page 33 for the location of the S/PDIF header.
Table 7 shows the pin assignments for t
he S/PDIF header.
Table 7. S/PDIF Header
Pin Signal Name
1 Ground
2 S/PDIF out
3 Key (no pin)
4 5 VDC
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