D.1 introduction, D.1.1 accessing the ac’97 codec, D.1.2 driver installation – IEI Integration NANO-LX v1.10 User Manual
Page 206: D.1 i, Ntroduction

NANO-LX EPIC SBC
D.1 Introduction
The motherboard comes with an onboard Realtek ALC203 CODEC. Realtek ALC203 is a
16-bit, full duplex AC’97 Rev. 2.3 compatible audio CODEC with a sampling rate of
48KHz.
D.1.1 Accessing the AC’97 CODEC
The CODEC is accessed through three phone jacks on the rear panel of the motherboard.
The phone jacks include:
3. A LINE input shared with surround output
4. A MIC input shared with Center and LFE output
5. A LINE output
6. A MIC input line.
D.1.2 Driver Installation
The driver installation has been described in Section 7.3.
After rebooting, the sound effect configuration utility appears in the Windows Control
Panel (Figure D-1). If the peripheral speakers are properly connected, sound effects
should be heard.
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