IEI Integration ROCKY-3786 v4.0 - Manual (Page 156)

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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.