Front Panel Audio Header; Ieee 1394A Headers; Front Panel Audio Signal Names For Intel Hd Audio; Front Panel Audio Header Signal Names For Ac '97 Audio - Intel DH57DD Product Manual

Intel Desktop Board DH57DD Product Guide

Front Panel Audio Header

The front panel audio header shown in Figure 22, A supports both Intel High Definition
(HD) Audio and AC '97 Audio.
Table 7 shows the pin assignments and signal names for HD Audio and Table 8 shows
the pin assignments and signal names for AC '97 Audio.
Table 7. 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 8. Front Panel Audio Header Signal Names for AC '97 Audio
Pin Signal Name
1 MIC
3 MIC_BIAS
5 FP_OUT_R
7 No connect
9 FP_OUT_L

IEEE 1394a Headers

See Figure 22, B for the location of the IEEE 1394a headers. Table 9 shows the pin
assignments for the headers.
Table 9. IEEE 1394a Headers Signal Names
Pin Signal Name
1 TPA1+
3 Ground
5 TPA2+
7 +12 V
9 Key (no pin)
46
Pin Signal Name
2 GND
4 PRESENCE#
6 SENSE1_RETURN
8 KEY (no pin)
10 SENSE2_RETURN
Pin Signal Name
2 AUD_GND
4 PRESENCE#
6 AUD_GND
8 KEY (no pin)
10 AUD_GND
Pin Signal Name
2 TPA1-
4 Ground
6 TPA2-
8 +12 V
10 Ground