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Chapter 2
2-12
Serial Port Connectors: COM A & COM B
The mainboard has two 9-pin male DIN connectors for serial port COM
A and COM B. You can attach a serial mouse or other serial devices.
1 2 3 4 5
6 7 8 9
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
9-Pin Male DIN Connectors
Pin Definition
Joystick/Midi Connector
You can connect a joystick or game pad to this connector.
Audio Port Connectors
Line Out is to connect speakers or headphones. Line In is a connector
for external CD player, Tape player or other audio devices. Mic is used to
connect to a microphone.
Line Out
Line In MIC
The mainboard provides 6-channel audio support and can turn the
rear audio connectors from 2-channel to 4-/6-channel audio. For
more information, refer to Appendix A. Using 4-/6-channel Audio
Function.
TIP