1 Hardware Overview

1.22.5-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.

Figure 1-2 SATA HDD

Table 1-1 HDD Specifications

Item

Capacity (GB)

Rotational Speed (RPM)

Height

User Data Sectors

Bytes / Sector

160GB

5400 RPM

9.5mm

312,581,808

512

Specifications

250G

5400 or 7200 RPM

9.5mm

488,397,168

512

320GB

5400 or 7200 RPM

9.5 mm

625,142,448

512

Item

Specifications

Capacity (GB)

500GB

640 GB

 

 

 

Rotational Speed (RPM)

5400 or 7200 RPM

5400 RPM

 

 

 

Height

9.5 mm

9.5 mm

 

 

 

User Data Sectors

976,773,168

1,250,263,728

 

 

 

Bytes / Sector

512

512

 

 

 

Satellite A660/Pro A660 Maintenance Manual

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Toshiba PROA660 manual inch HDD, Sata HDD HDD Specifications