Chapter 1 3• Microphone-in jack• Line-in jack• Headphones/Speaker/line-out port with S/PDIF support• S-Video port/TV-out (NTSC/PAL) port• AV-in port• TV-tuner antenna-in port• External USB 2.0 connectors x 4• DC in jack• RJ-11 jack for Modem• RJ-45 jack for LAN• IEEE 1394a x1(4-pin)• PCMCIA slot• PCI-Express Card• Consumer infrared (CIR) port• Parallel port• Serial port• DVI-D• CMOS Camera• 5-in-1 card reader (SD/MMC/MS/MS PRO/xD)Power Subsystem• ACPI 2.0 CPU power management standards: Stand-by and Hibernation power-saving modes support• 71W 4800mAh 8-cell Li-Ion battery pack• Acer 2QuicChargeTM technology:• 80% charge in 1 hour• 2-hour rapid charge system-off• 2.5-hggour charge-in-useg• 3-pin 135 W AC adapterSecurity• Kensington lock slot• BIOS user and supervisor passwordsDimensions and Weight• 490 (W) X 380 (D) X 60 (H) mm (19.3 x 14.9 x 2.4 inches)• 7.8kg with TV-tuner/2nd HDD/20.1” LCMEnvironment• Temperature:g• Operating: 5 o gC to 35 o C• Ng2on-operating: -20 o C to 65 o C• Humidity (non-condensing):• Operating: 20% to 80%• Non-operating: 20% to 80%Warning!For safety reasons, do not use non-compliant parts when you add or change components.