Acer Aspire 4930 Aspire 4930 / 4930G Service Guide - Page 45

Audio Interface Item Audio Controller Audio onboard or optional Mono or Stereo Resolution Compatibility Sampling rate Internal microphone Internal speaker / Quantity Video Memory Chipset Item Memory size USB Interface Item Chipset USB Compliancy Level OHCI Number of USB port Location Serial port function control System Board Major Chips Item Core logic VGA LAN USB 2.0 Super I/O controller MODEM Bluetooth Wireless 802.11 b+g Audio Codec Keyboard Item Keyboard controller Total number of keypads Windows logo key Internal & external keyboard work simultaneously Specification Realtek ALC888S-VC Built-in Stereo True 5.1 Headphone-out/Line-out/SPDIF-out: UAA Supports Dolby Home Theater 1Hz resolution VSR (Variable Sampling Rate) Mic Array (ForteMedia, Digital Mic type) 2.0 Watt speaker/10cc chamber/speaker size 18 phi, x2 Specification UMA NB9PGE2-256MB-GDDR3/NB9MGS-256MBGDDR2 256 MB Specification ICH9M 2.0 USB 1.1 and USB 2.0 Host controller 3 Two on the left side/one on the right side Enable/Disable by BIOS Setup Controller Intel® Cantiga (GM-45 & PM-45)/ICH9M Express Chipset UMA Realtek RTL8111C-GR Intel ICH9M N/A Foxconn/LSI AM5 V2 1.5_3.3V Broadcom 2045 & Broadcom 2070 Atheros WLAN XB63 and Broadcom WLAN BCM4312 Realtek ALC888S-VC Specification LPC interface 88-/89-/93-key Yes Plug USB keyboard to the USB port directly: Yes Chapter 1 35