VIA Technologies EPIA-ML, User Manual

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Chapter 2
16
Serial Ports: COM1
The mainboard offers two 9-pin male Serial Port connectors COM1. You can
attach a serial mouse or other serial devices directly to these ports.
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
Audio Jacks: Line-In, Line-Out, Microphone
Jack 2-Channel 6-Channel
Line-In Line in Rear (Left / Right)
Line-Out Line out Front (Left / Right)
Mic Microphone Center / Subwoofer
The Line-Out jack is for connecting to external speakers or headphones.
The Line-In jack is for connecting to an external audio device such as a CD
player, tape player, etc....
The Mic jack is for connecting to a microphone.
Note:
The Audio ports can be switched to Smart 5.1 6-channel audio output.
You can enable the function by clicking the “Vinyl Audio” icon on your
desktop after installing the audio driver.