Gigabyte GA-MA785G-UD3H User Manual page 32

18) COM (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the op-
tional COM port cable, please contact the local dealer.
19) CI (Chassis Intrusion Header)
This motherboard provides a chassis detection feature that detects if the chassis cover has been re-
moved. This function requires a chassis with chassis intrusion detection design.
Hardware Installation
9
10
1
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Pin No. Definition
1 NDCD-
2 NSIN
1
3 NSOUT
2
4 NDTR-
5 GND
6 NDSR-
7 NRTS-
8 NCTS-
9 NRI-
10 No Pin
Pin No. Definition
1 Signal
2 GND