Acer 7220, 7520G manual Storage

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Storage	•	One or two 80/120/160/250 GB or larger hard disk drives
subsystem	•	Optical drive options:
		•	HD-DVD drive (for selected models)
		•	DVD-Super Multi double-layer drive
			(for selected models)
	•	5-in-1 card reader, supporting Secure Digital (SD),
		MultiMediaCard (MMC), Memory Stick® (MS), Memory Stick
		PRO™ (MS PRO), xD-Picture Card™ (xD)
Audio	•	Dolby®-certified surround sound system with two built-in
		stereo speakers (2 W) and one subwoofer supporting low-
		frequency effects (for selected models)
	•	Dolby® Home Theater audio enhancement featuring Dolby®
		Digital, Dolby® Digital Live, Dolby® PRO LOGIC® II, Dolby®
		Digital Stereo Creator, Dolby® Headphone and Dolby®
		Virtual Speaker technologies
	•	Intel® High Definition Audio support
	•	S/PDIF (Sony/Philips Digital Interface) support for digital
		speakers
	•	MS-Sound compatible
	•	Built-in microphone
Communication	Acer Video Conference, featuring:
		•	Integrated Acer Crystal Eye webcam, supporting Acer
			PrimaLite™ technology (for selected models)
		•	Acer Xpress VoIP phone (for selected models)
	•	WLAN: Acer InviLink™ 802.11b/g Wi-Fi CERTIFIED® network
		connection, supporting Acer SignalUp™ wireless technology
	•	WPAN: Bluetooth® 2.0+EDR (Enhanced Data Rate)
		(for selected models)
	•	LAN: Gigabit Ethernet; Wake-on-LAN ready
	•	Modem: 56K ITU V.92 with PTT approval;
		Wake-on-Ring ready
Dimensions	•	404 (W) x 298 (D) x 38/43 (H) mm (15.9x11.7x 1.5/1.7 inches)
and weight	•	3.7 kg (8.16 lbs.)
Power	•	ACPI 3.0 CPU power management standard: supports
subsystem	•	Standby and Hibernation power-saving modes
		71 W 4800 mAh Li-ion battery pack (8-cell)
	•	44.4 W 4000 mAh Li-ion battery pack (6-cell)
	•	Acer QuicCharge™ technology:
		•	80% charge in 1 hour
		•	2-hour rapid charge system-off
	•	•	3-hour charge-in-use
		3-pin 90 W AC adapter