Intel G37706-001

Intel Desktop Board DN2800MT Product Guide
32
Front Panel Audio Header
The front panel audio header shown in Figure 11, F supports both Intel HD Audio and
AC ’97 Audio.
Table 9 shows the pin assignments and signal names for
Intel HD Audio and Table 10
shows the pin assignments and signal names for AC ’97 Audio.
Table 9. 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 10. 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 PRESENCE#
5 FP_OUT_R 6 AUD_GND
7 No Connection 8 KEY (no pin)
9 FP_OUT_L 10 AUD_GND
Front Panel USB 2.0 Header
Figure 11, G shows the location of the standard front panel dual-port USB 2.0 header
and Table 11 shows the pin assignments a
nd signal names.
Table 11. Front Panel Dual-Port USB 2.0 Header Signal Names
Pin Signal Name Pin Signal Name
1 Power (+5 V) 2 Power (+5 V)
3 D- 4 D-
5 D+ 6 D+
7 Ground 8 Ground
9 Key (no pin) 10 No Connection