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D.1 introduction – IEI Integration ROCKY-3786 v4.0 User Manual

Page 156

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156

IEI

®

Technology, Corp.

D.1 Introduction

The CPU card comes with an onboard Realtek ALC655 CODEC. Realtek ALC655 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 the phone jack on the rear panel of CPU card. The

phone jack include:

1. A LINE input

2. A LINE output

3. A MIC input line

4. A

Speaker

output

D.1.2 Driver Installation

The driver installation has been described in Chapter 6.

After rebooting the sound effect configuration utility appears in the Windows Control Panel

(see Figure D-1). If the peripheral speakers are properly connected, sound effects should

be heard.