Intel D2700DC - System Fan Header; SATA Connectors; Front Panel Wireless Activity LED Header; Front Panel Audio Header for Intel HD Audio

Technical Reference
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2.2.2.1 Signal Tables for the Connectors and Headers
Table 12. System Fan Header
Pin Signal Name
1 Ground
2 +12 V (PWM controlled pulses)
3 Tach
Table 13. SATA Connectors
Pin Signal Name
1 Ground
2 TXP
3 TXN
4 Ground
5 RXN
6 RXP
7 Ground
Table 14. Front Panel Wireless Activity LED Header
Pin Signal Name
1 Ground
2 MINICARD_WLAN#
Table 15. 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 16. 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