Acer Aspire E1-531 Acer Aspire E1-531 and E1-571 Notebook Service Guide - Page 28

Hard Disk Drive (Listed items from AVL list) Item Specification Vendor & Model Name HTS545025B9A 300 MK2565GSX ST9250315AS HTS545032B9A 300 MK3265GSX ST9320310AS HTS545050B9A 300 MK5065GSX ST9500325AS Capacity (GB) 250GB 320GB 500GB Bytes per sector 512 BYTE 512 BYTE 512 BYTE 2 3 4 Data heads 2 2 4 2 2 4 Drive Format 1 2 2 Disks 1 1 2 1 1 2 Spindle speed (RPM) 5400RPM Performance Specifications Buffer size 8MB Interface SATA Fast data transfer rate (Mbits / sec, max) 3.0Gbits/s 3.0Gbits/s 3.0Gbits/s Media data transfer rate (Mbytes/sec max) 106Mbytes/s 845Mbits/s 1031.7Mbit/s 1175Mbits/s 106Mbytes/s 845Mbits/s 1273.3Mbits/s 1175Mbits/s 106Mbytes/s 845Mbits/s 1031.7Mbit/s 1175Mbits/s DC Power Requirements Voltage tolerance 5V MK6465GSX 640GB 512 BYTE 4 2 3.0Gbits/s 1273.3Mbits/s 1-21 Hardware Specifications and Configurations