Acer Aspire 4920 Service Guide - Page 12

T Acer PureZone technology with two built-in stereo microphones featuring beam forming, echo cancellation, and noise suppression technologies Input Devices T 88-/89-/93-key keyboard, with inverted "T" cursor layout; 2.5 mm (minimum) key travel T Seamless touchpad with 4-way scroll button T 12 function keys, four cursor keys, two Windows® keys, hotkey controls, embedded numeric keypad, international language support, independent US and Euro dollar sign keys T Empowering Key T Easy-launch buttons: WLAN, Internet, email, Bluetooth, Acer Arcade™ T Acer MediaTouch keys: play/pause, stop, previous, next and record keys T Acer Media Center remote control (optional) Communication T Acer Video Conference featuring: t Integrated Acer CrystalEye webcam supporting enhanced Acer PrimaLite™ technology t Acer PureZone technology t Optional Acer Xpress VoIP phone T WLAN: Intel PRO/Wireless 3945ABG (dual-band tri-mode 802.11a/b/g), or 3945BG (dual-mode 802.11b/g) Wi-Fi CERTIFIED® network connection, supporting Acer SignalUp™ wireless technology T WPAN: Bluetooth® 2.0+EDR (Enhanced Data Rate) (for selected models) T LAN: Gigabit Ethernet; Wake-on-LAN ready T Modem: 56K ITU V.92 with PTT approval; Wake-on-Ring ready I/O Interface T ExpressCard™/54 slot T 5-in-1 card reader (SD™/MMC/MS/MS PRO/xD) T Four USB 2.0 ports T IEEE 1394 port T Consumer infrared (CIR) port T External display (VGA) port T S-video/TV-out (NTSC/PAL) port T Headphones/speaker/line-out port with S/PDIF support T Microphone-in jack T Line-in jack T Ethernet (RJ-45) port T Modem (RJ-11) port T DC-in jack for AC adapter Power Subsystem T ACPI 3.0 CPU power management standard: supports Standby and Hibernation power-saving modes T 53.3 W 4800 mAh Li-ion battery pack (6-cell) (for selected models) / 44.4 W 4000 mAh Li-ion battery pack (6-cell) (for selected models) T 3-pin 65 W AC adapter (for selected models) 2 Chapter 1