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GA-M55SLI-S4 Motherboard
16) F1_1394 / F2_1394 (IEEE 1394 Connector)
Serial interface standard set by Institute of Electrical and Electronics Engineers, which has features
like high speed, high bandwidth and hot plug. Be careful with the polarity of the IEEE 1394
connector. Check the pin assignment carefully while you connect the IEEE 1394 cable, incorrect
connection between the cable and connector will make the device unable to work or even damage
it. For optional IEEE 1394 cable, please contact your local dealer.
1
9
2
10
Pin No. Definition
1TPA+
2TPA-
3 GND
4 GND
5 TPB+
6 TPB-
7 No Pin
7 Power (12V)
8 Power (12V)
10 GND
17) 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.
Pin No. Definition
1 Signal
2 GND
1
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