Table 11. Front Panel Audio Header; Table 12. Serial Ata Connectors; Table 13. Serial Port Header; Table 14. Chassis Intrusion Header - Intel BLKDG45FC Technical Product Specification

Intel Desktop Board DG45FC Technical Product Specification
2.2.2.1 Signal Tables for the Connectors and Headers

Table 11. Front Panel Audio Header

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 12. Serial ATA Connectors

Pin Signal Name
1 Ground
2 TXP
3 TXN
4 Ground
5 RXN
6 RXP
7 Ground

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. Chassis Intrusion Header

Pin Signal Name
1 Intruder
2 Ground

Table 15. Rear Chassis (3-Pin) Fan Header

Pin Signal Name
1 Control
2 +12 V
3 Tach
46
Pin Signal Name
2 Ground
4 PRESENCE# (Dongle present)
6 [Port 1] SENSE_RETURN
8 Key (no pin)
10 [Port 2] SENSE_RETURN
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)