Serial Port Header; S/Pdif Header; Front Panel Audio Header For Intel Hd Audio; Front Panel Audio Header For Passive Ac '97 Audio - Intel BLKDH57DD Technical Product Specification

2.2.2.1 Signal Tables for the Connectors and Headers
Table 13. Serial Port Header
Pin Signal Name
1 DCD (Data Carrier Detect)
3 TXD# (Transmit Data)
5 Ground
7 RTS (Request To Send)
9 RI (Ring Indicator)
Table 14. S/PDIF Header
Pin Signal Name
1 Ground
2 S/PDIF out
3 Key (no pin)
3 +5V_DC
Table 15. Front Panel Audio Header for Intel HD Audio
Pin Signal Name
1 [Port 1] Left channel
3 [Port 1] Right channel
5 [Port 2] Right channel
7 SENSE_SEND (Jack detection)
9 [Port 2] Left channel
Table 16. Front Panel Audio Header for Passive AC '97 Audio
Pin Signal Name
1 MIC
3 MIC_BIAS
5 FP_OUT_R
7 NC (no connect)
9 FP_OUT_L
Pin Signal Name
2 RXD# (Receive Data)
4 DTR (Data Terminal Ready)
6 DSR (Data Set Ready)
8 CTS (Clear To Send)
10 Key (no pin)
Pin Signal Name
2 Ground
4 PRESENCE# (HD Audio/AC '97 detect)
6 [Port 1] SENSE_RETURN
8 Key (no pin)
10 [Port 2] SENSE_RETURN
Pin Signal Name
2 AUD_GND
4 PRESENCE# (HD Audio/AC '97 detect)
6 AUD_GND
8 KEY (no pin)
10 AUD_GND
Technical Reference
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