MSI K9NGM Series

2-17
Hardware Setup
IEEE 1394 Connectors: J1394_1 (optional)
The mainboard provides IEEE1394 pinheader that allow you to connect IEEE 1394
ports via an external IEEE1394 bracket (optional).
Pin Definition
PIN SIGNAL PIN SIGNAL
1 TPA+ 2 TPA-
3 Ground 4 Ground
5 TPB+ 6 TPB-
7 Cable power 8 Cable power
9 Key (no pin) 10 Ground
J1394_1
10
9
2
1
Serial Port Header: JCOM1 (optional)
The mainboard offers one 9-pin header as serial port. The port is a 16550A high
speed communication port that sends/receives 16 bytes FIFOs. You can attach a
serial mouse or other serial device directly to it.
Pin Definition
PIN SIGNAL DESCRIPTION
1 DCD Data Carry Detect
2 SIN Serial In or Receive Data
3 SOUT Serial Out or Transmit Data
4 DTR Data Terminal Ready)
5 GND Ground
6 DSR Data Set Ready
7 RTS Request To Send
8 CTS Clear To Send
9 RI Ring Indicate
JCOM1
2
1
10
9
Foolproof
design
Connected to 1394 connector (Green)
IEEE1394 Bracket (Optional)