Intel DQ57TM - S;PDIF Header; Internal Mono Speaker Header; Front Panel Audio Header for Intel HD Audio; Front Panel IEEE 1394 A Header (Optional)

Intel Desktop Board DQ57TML Technical Product Specification
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Table 14. S/PDIF Header
Pin Signal Name
1 Ground
2 S/PDIF out
3 Key (no pin)
3 +5V_DC
Table 15. Internal Mono Speaker Header
Pin Signal Name
1 −
2 +
Table 16. 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 17. Front Panel IEEE 1394a Header (optional)
Pin Signal Name Pin Signal Name
1 Data A (positive) 2 Data A (negative)
3 Ground 4 Ground
5 Data B (positive) 6 Data B (negative)
7 +12V_DC 8 +12 V_DC
9 Key (no pin) 10 Ground
Notes:
• The +12 V DC power on the IEEE 1394a header is fused.
• The IEEE 1394a header provides one IEEE 1394a port.