Intel Desktop Board D2550DC2 Product Guide
34
Connecting to the Front Panel Audio Header
Figure 11, A show s t he locat ion of t he fr ont panel audio header . The fr ont panel audio
header can be used for bot h I nt el HD Audio and AC ‘97 Audio.
Table 5 show s t he pin assignm ent s for t he I nt el HD Audio and Table 6 show s t he pin
assignm ent s 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 det ect ion)
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
MI C
2
AUD_GND
3
MI C_BI AS
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
Содержание D2550DC2
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