Acer AO722 Service Guide - Page 26

KBC Chipset Features Item Audio Codec and Amplifier Item Audio Controller Features LAN Interface LAN Chipset Features Item Keyboard Item Type Total number of keypads Windows logo key Internal & external keyboard work simultaneously Mini Card Item Number Supported Features Specification WPCE775L • Host interface, base on Intel's LPC Interface specification Revision 1.0 • PC01 REV 0.3 and ACPI 1.0b compliant • 16-bit RISC core, with 2 Mbyte address space, and running at up to 20 MHZ • Software and Hardware controlled clock throttling • Share BIOS flash memory (internal and/or external) • Y2K- compliant • 84 GPIO ports with variety of wake-up events • Extremely low current consumption in idle mode • JTAG-base debugger interface • 176 pin LQFP package Specification Realtek ALC268 Azadia Codec and Amplifier G1441 • HD Audio • SNR > 85, High-performance DACs with 95dB SNR (A- Weighting), ADCs with 85dB SNR (A-Weighting) • Internal Digital Microphone • Two speakers, at least 1.0W for each • 1* Analog Microphone, 1*Headphone jack Specification Realtek solution RTL8102EL • Support WOL from S53 • File deployment support • LDCM support Specification New Acer flat keyboard 84 Yes Plug USB keyboard to the USB port directly: Yes Specification 2 • 2 mini card slot (1 for 3G and 1 for WLAN or WLAN/ WiMax) • Embedded 3G module and built-in 1 antenna (combo- wireless+3G) on top/side of LCD 16 Chapter 1