Toshiba Satellite A660-BT3G25X Maintenance Manual - Page 28

1 Hardware Overview 1.2 2.5-inch HDD The computer contains an extremely low-profile and lightweight, high-performance HDD. The HDD incorporates 9.5 mm / 12.5 mm height magnetic disk and mini-Winchester type magnetic heads. The HDD interface conforms to Serial ATA. Storage capacities supported are 160, 250, 320, 400, 500 and 640GB. The HDD is shown in Figure 1-2 and some of its specifications are listed in Table 1-1. Item Capacity (GB) Rotational Speed (RPM) Height User Data Sectors Bytes / Sector Item Capacity (GB) Rotational Speed (RPM) Height User Data Sectors Bytes / Sector Figure 1-2 SATA HDD Table 1-1 HDD Specifications 160GB 5400 RPM 9.5 mm 312,581,808 512 Specifications 250G 5400 or 7200 RPM 9.5 mm 488,397,168 512 320 GB 5400 or 7200 RPM 9.5 mm 625,142,448 512 500GB 5400 or 7200 RPM 9.5 mm 976,773,168 512 Specifications 640 GB 5400 RPM 9.5 mm 1,250,263,728 512 Satellite A660/Pro A660 Maintenance Manual 1-11