Serial Port Connectors: Com A & Com B; Joystick (Midi) Connector; Audio Port Connectors - VIA Technologies P4XB-S User Manual

Chapter 2
Serial Port Connectors: COM A & COM B
The mainboard offers two 9-pin male Serial Port connectors (COM A and COM
B) . You can attach a serial mouse or other serial devices directly to these ports.
1 2 3 4 5
6 7 8 9
9-Pin Male DIN Connectors

Joystick (MIDI) Connector

You can connect a joystick or game pad
to this connector.

Audio Port Connectors

Line-Out is a connector for speakers or
headphones. The Line-In connector
can be used for an external CD player,
tape player, or other audio devices. The
Mic-in connector is for connecting
microphones.
Note: Details on the application of onboard 6-channel audio (VIA P4XB-
R only) can be acquired by installing the CMI8738 Audio Driver on the
CD-ROM (enclosed in the product package).
Pin Definition
PIN SIGNAL
1 DCD
2 SIN
3 SOUT
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
Line Out Line In MIC
1/8" Stereo Audio Connectors
2-16
DESCRIPTION
Data Carry Detect
Serial In or Receive Data
Serial Out or Transmit Data
Data Terminal Ready)
Ground
Data Set Ready
Request To Send
Clear To Send
Ring Indicate