Intel Desktop Board DQ45CB Technical Product Specification
52
2.2.2.1
Signal Tables for the Connectors and Headers
Table 12. HD Audio Link Header
Pin
Signal Name
Pin
Signal Name
1 BCLK
2 Ground
3 RST#
4 DVDD
IO
5 SYNC
6 Ground
7
SDO
8
3.3 V DVDD CORE
9 SDI0
10 +12
V
11
SDI1
12
Key (no pin)
13
Not connected
14
3.3 V DUAL
15 Not
connected
16 Ground
Table 13. Front Panel Audio Header for 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 14. 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
Table 15. Serial ATA Connectors
Pin Signal
Name
1 Ground
2 TXP
3 TXN
4 Ground
5 RXN
6 RXP
7 Ground
