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Intel Desktop Board DB43LD Technical Product Specification
2.2.2.1
Signal Tables for the Connectors and Headers
Table 12. Front Panel Audio Header for 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 13. Front Panel Audio Header for AC '97 Audio
Pin
Signal Name
1
MIC
3
MIC_BIAS
5
FP_OUT_R
7
AUD_5V
9
FP_OUT_L
Table 14. Serial ATA Connectors
Pin
Signal Name
1
Ground
2
TXP
3
TXN
4
Ground
5
RXN
6
RXP
7
Ground
Table 15. 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)
48
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
AUD_GND
4
AUD_GND
6
FP_RETURN_R
8
KEY (no pin)
10
FP_RETURN_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)
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