Gigabyte GA-D425TUD User Manual page 22

13) COMB (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.
14) 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
Pin No. Definition
10 9 1
2
3
4
2 1
5
6
7
8
9
10
Pin No. Definition
1
2
1
- 22 -
NDCD-
NSIN
NSOUT
NDTR-
GND
NDSR-
NRTS-
NCTS-
NRI-
No Pin
Signal
GND