Acer Aspire 2930 Aspire 2930 / 2930Z / 2430 Service Guide - Page 27

Hard Disk Drive Interface Item Vendor & Model Name Hitachi 5K250-250 5K250-160 Capacity (MB) 250, 160 Bytes per 512 sector Data heads 4, 3 Drive Format Disks 2, 2 Spindle speed (RPM) 5400 Performance Specifications Buffer size 8 MB Interface SATA Internal transfer rate (Mbits/ sec, max) 643 ~ 665 I/O data transfer rate (Mbytes/ sec max) 150 / 300 DC Power Requirements Voltage 5V ±5% Segate ST9250827AS ST9160827AS ST9120817AS 250, 160, 120 Specifications Toshiba MK1646GSX MK1246GSX WD WD2500BEVS WD1200BEVS 160, 120 250, 120 512 512 512 4, 3, 2 3, 2 4, 2 2, 2, 1 5400 2, 1 5400 2, 1 5400 8 MB SATA 778 300 8 MB SATA 370 ~ 730 typical 8 MB SATA 850 Mbits/s maximum 300 150 maximum 5V ±5% 5V ±5% 5V ±5% WD WD3200BEVT WD1600BEVT 320, 160 512 4, 2 2, 1 5400 8 MB SATA 850 Mbits/s maximum 300 maximum 5V ±5% Super Multi Drive Module Item Specification Vendor & model name Performance Specification Transfer rate (MB/sec) Buffer Memory Interface HLDS/GSA-T50N, Philips DS-8A2S, Sony/AD-7560S, Toshiba Digi/TS-L633A With CD Diskette With DVD Diskette Sustained: Max 3.5 Mbytes/sec Sustained: Max 10 Mbytes/sec 2MB SATA Chapter 1 17