Acer Aspire 5540 Service Guide - Page 8

T Four easy-launch buttons T Two front-access switches: WLAN LED and Bluetooth® LED-switches (for selected models) Audio T Intel® High-Definition audio support T Sound Blaster ProTM and MS-Sound compatible T S/PDIF (Sony/Philips Digital Interface) support for digital speakers T Audio system with two built-in speakers T Built-in microphone Communication T Modem: 56K ITU V.92 modem with PTT approval; wake-on ring ready T LAN: 10/100/1000 Mbps Fast Ethernet; wake-on-LAN ready (Gigabit for Aspire 5560) T WLAN: Intel PRO/Wireless 3945ABG network connection (dual-band tri-mode 802.11a/b/g) Wi-Fi® CERTIFIEDTM solution, supporting Acer SignalUpTM wireless technology T WPAN: Bluetooth® 2.0+EDR (Enhanced Data Rate) I/O Ports T T T T T T T T T T T T T T ExpressCardTM/34 slot (for Aspire 5560) PC Card slot (one Type II) 5-in-1 card reader (SD/MMC/MS/MS PRO/xD) (for Aspire 5560) Three USB 2.0 ports IEEE 1394 port (for Aspire 5560) Fast infrared (FIR) port (for Aspire 5560) External display (VGA) port S-Video/TV-out (NTSC/PAL) port (for Aspire 5560) Headphones/speaker/line-out jack with S/PDIF support Microphone-in jack Line-in jack Ethernet (RJ-45) port Modem (RJ-11) port DC-in jack for AC adaptor Environment T Temperature: toperating: 5 ° C to 35 ° C tNon-operating: -20 ° C to 65 ° C T Humidity (non-condensing): toperating: 20%~80% tNon-operating: 20%~80% 2 Chapter 1