Acer Aspire 5251 Service Guide - Page 33

Audio Interface Item Chipset Features Specification Realtek ALC272-X • Meets performance and function requirements for Microsoft WLP 3.10, and stricter performance requirements for future WLP. • Two stereo DAC supports 16/20/24-bit PCM for two independent playbacks (multiple streaming). • Two stereo ADC supports 16/20/24-bit PCM format for two independent recording. • All DACs support independent 44.1k/48k/96k/192kHz sample rate. • All ADCs support independent 44.1k/48k/96k/192kHz sample rate. • Two independent SPDIF outputs support 16/20/24-bit format and 44.1k/ 48k/88.2k/96k/192kHz rate. • All analog jack ports except MONO, BEEP-IN and HP-OUT are stereo input and output retaking. • Supports line level mono output • Supports analog PCBEEP input, and features an integrated digital BEEP generator • Headphone amplifier on port-I (HP-OUT) is designed to drive output without external DC blocking capacitors • Supports EAPD (External Amplifier Power Down) control for external amplifier • 48-pin LQFP 'Green' package • WaveRT-based audio function driver for Windows Vista • EAX™ 1.0 & 2.0 compatible • Direct Sound 3D™ compatible • Emulation of 26sound environments to enhance gaming experience • Multi-band software equalizer and related tools are provided • Voice Cancellation and Key Shifting effect • Dynamic range control (expander, compressor and limiter) with adjustable parameters • Intuitive Configuration Panel (Realtek Audio Manager) to enhance user experience • Provides 10-foot GUI for easy menu navigation on Windows Media Center • Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming(BF)technology for voice application • Smart multiple streaming operation • HDMI audio driver for AMD platform • Acer exclusive software features Chapter 1 23