Gigabyte GA-M61SME-S2 User Manual page 26

15) COMB (COMB Connector)
Be careful with the polarity of the COMB connector. Check the pin assignments while you connect
the COMB cable. Please contact your nearest dealer for optional COMB cable.
16) CI (Chassis Intrusion, Case Open)
This 2-pin connector allows your system to detect if the chassis cover is removed. You can check
the "Case Opened" status in BIOS Setup.
GA-M61SME-S2 Motherboard
Pin No.
1
2
3
9
1
4
5
6
2
10
7
8
9
10
Pin No.
1
1
2
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Definition
NDCDB-
NSINB
NSOUTB
NDTRB-
GND
NDSRB-
NRTSB-
NCTSB-
NRIB-
No Pin
Definition
Signal
GND