User manual

POC-175 User Manual 32
Chapter 4 Audio Interface
4.1 Introduction
The POC-175's onboard audio interface provides high-quality stereo
sound and FM music synthesis (ESFM) by using the ALC202 audio con-
troller from Realtek. The audio interface can record, compress, and play
back voice, sound, and music with a built-in mixer control. The POC-
175's onboard audio interface also supports the Plug and Play (PnP) stan-
dard and provides PnP configuration for audio, FM, and MPU-104 logi-
cal devices. It is compatible with Sound Blaster, Sound Blaster Pro
version 3.01, voice, and music functions. The ESFM synthesizer is regis-
ter compatible with the OPL3 and has extended capabilities.
4.2 Installation of Audio Driver
Before installing the audio driver, please take note of the procedures
detailed below. You must know which operating system you are using in
your POC-175, and then refer to the corresponding installation flow
chart. Just follow the steps in the flow chart. You can quickly and suc-
cessfully complete the installation, even though you are not familiar with
instructions for Windows.
Important The following windows illustrations are examples
only. You must follow the flow chart instructions
and pay attention to the instructions which appear
on your screen.
Note1 The CD-ROM drive is designated as “D” through-
out this chapter.
Note2 <Enter> means pressing the “Enter” key on the
keyboard.