Acer Aspire M3985 Acer Aspire M3985 Desktop Service Guide - Page 18

Audio Interface Item Audio controller Audio controller type Audio channel Audio function control Mono or stereo Compatibility Music synthesizer Sampling rate MPU-401 UART support Microphone/Headphone jack Specification Intel PCH Panther Point B75 REALTEK/ALC662-VD0-GR codec 5.1 Enable/disable by BIOS Setup Stereo ALC662-VD meets audio performance and function requirements for the latest Microsoft Windows Logo Program and Lync specification. It feature three stereo DACs, two stereo ADCs, and legacy analog input to analog output mixing, to provide fully integrated audio solutions for multimedia PCs and ultra mobile devices. Two stereo ADCs and one stereo digital microphone converter are integrated and can support a microphone array with Acoustic Echo Cancellation (AEC), Beam Forming (BF), and Noise Suppression (NS) technologies, with EAX/Direct Sound 3D/I3DL2 compatibility. No 192kHz (max.) No Supported Environmental Requirements Item Specification Temperature Operating +5°C ~ +35°C Non-operating -20 ~ +60°C (Storage package) Humidity Operating 15% to 80% RH Non-operating 10% to 90% RH Vibration Operating (unpacked) 5 ~ 500 Hz: 2.20g RMS random, 10 minutes per axis in all 3 axes. 5 ~500 Hz: 1.09g RMS random, 1 hour per axis in all 3 axes. 10 Chapter 1