MSI MS-9656 series - Manual (Page 27)

2-15
Hardware Setup
Front USB Connector: JUSB2, JUSB3, JUSB4
This connector, compliant with Intel ® I/O Connectivity Design Guide, is ideal for con-
necting high-speed USB interface peripherals such as USB HDD, digital cameras,
M P3 players, printers, modems and the like.
USB 2.0 Bracket
(Optional)
Important
Note that the pins of VCC and GND must be connected correctly to avoid
possible damage.
Serial Port Connector: COM2
This connector is a 16550A high speed communications port that sends/receives 16
bytes FIFOs. You can attach a serial device to it.
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
Pin Definition
PIN SIGNAL PIN SIGNAL
1 VCC 2 VCC
3 USB0- 4 USB1-
5 USB0+ 6 USB1+
7 GND 8 GND
9 Key (no pin) 10 USBOC
Pin Definition
1
2
9
10
JUSB4
COM2
1 9
2
1 9
2 10
JUSB2/3