IEI Technology IMB-9454G-R40, User Manual

Page: 161 / 165

IMB-9454G-R40
Page 147
C.1 Introduction
The motherboard comes with an on-board Realtek ALC655 CODEC. Realtek ALC655 is a
16-bit, full duplex AC’97 Rev. 2.3 compatible audio CODECwith a sampling rate of 48KHz.
C.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:
1. A LINE input shared with surround output
2. A MIC input shared with Center and LFE output
3. A LINE output
4. A MIC input line.
C.1.2 Driver Installation
The driver installation has been described in Chapter 6 , Section 6.5.
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.
Figure e C-1: Sound Effect Manager Icon