IEI Technology ROCKY-3786EV, User Manual, Page: 143 / 147

Page 143
MODEL NAME
ROCKY-3786EV CPU Card
Page 143
C.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.
C.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
C.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 C-1
). If the peripheral speakers are properly connected, sound effects should
be heard.