Acer 4730Z Wireless Module 802.11b/g Specification, Hard Disk Drive Interface Specifications

Wireless Module 802.11b/g

	Item				Specification
Chipset			Intel Shirley Peak and Echo Peak (for Centrino platform)
			Atheros WLAN XB63 and Broadcom WLAN BCM4312 (for
			Non-Centrino)
Data throughput			11~54 Mbps, up to 270 Mbps for Draft-N
Protocol			802.11b+g, Draft-N
Interface			PCI bus (mini PCI socket for wireless module)
Hard Disk Drive Interface
	Item			Specifications
	Vendor & Model Name	Hitachi		Hitachi	Segate	Segate
		5K250-250		5K350-250	ST9250827AS	ST9320320AS
		5K250-160		5K350-160	ST9160827AS	ST9160310AS
		5K250-120		5K350-120	ST9120817AS
	Capacity (MB)	250, 160, 120		320, 160, 120	250, 160, 120	320, 160
	Bytes per sector	512		512	512	512
	Data heads	4, 3, 2		4, 2, 2	4, 3, 2	4, 2
	Drive Format
	Disks	2, 2, 1		2, 1, 1	2, 2, 1	2 or 1, 1
	Spindle speed (RPM)	5400		5400	5400	5400
	Performance Specifications
	Buffer size	8 MB		8 MB	8 MB	8 MB
	Interface	SATA		SATA	SATA	SATA
	Internal transfer rate	643 ~ 665		674 ~ 729	778	352
	(Mbits/sec, max)
	I/O data transfer rate	150 / 300		300	300	150
	(Mbytes/sec max)
	DC Power Requirements
	Voltage	5V ±5%		5V ±5%	5V ±5%	5V ±5%
	Item			Specifications
	Vendor & Model Name	Toshiba		Toshiba	WD	WD
		MK2546GSX		MK1252GSX	WD2500BEVS	WD3200BEVT
		MK1646GSX			WD1200BEVS	WD1600BEVT
		MK1246GSX
	Capacity (MB)	250, 160, 120		120	250, 120	320, 160
	Bytes per sector	512		512	512	512
	Data heads	4, 3, 2		2	4, 2	4, 2
	Drive Format
	Disks	2, 2, 1		1	2, 1	2, 1
	Spindle speed (RPM)	5400		5400	5400	5400
	Performance Specifications
	Buffer size	8 MB		8 MB	8 MB	8 MB
	Interface	SATA		SATA	SATA	SATA

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