Intel GA-G1975X - Manual (Page 31)

Hardware Installation - 31 -
English
20) COMA (COMA Connector)
Be careful with the polarity of the COMA connector. Check the pin assignment carefully while you
connect the COMA cable, incorrect connection between the cable and connector will make the
device unable to work or even damage it. For optional COMA cable, please contact your local
dealer.
Pin No. Definition
1 NDCDA-
2 NSINA
3 NSOUTA
4 NDTRA-
5 GND
6 NDSRA-
7 NRTSA-
8 NCTSA-
9 NRIA-
10 No Pin
21) SUR_CEN (Surround Center Connector)
Please connect the Surround Kit connector from the included Audio Combo Kit to this connector.
Pin No. Definition
1 REAR_L
2 REAR_R
3 GND
4 No Pin
5 CENTER
6 LEF
7 SIDE_L
8 SIDE_R
1 7
2 8
1
2
9
10