Inch Hdd; Sata Hdd; Table 1-1 Hdd Specifications; Table - Toshiba M645-S4080 Maintenance Manual

1.2 2.5-inch HDD

1.2 2.5-inch HDD
The computer contains an extremely low-profile, lightweight and high-performance HDD. The
HDD incorporates 9.5 mm height magnetic disk and mini-Winchester type magnetic heads. The
HDD interface conforms to Serial ATA. Storage capacities supported are 250, 320, 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
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Figure 1-2

SATA HDD

Table 1-1

HDD Specifications
250G
5,400 RPM
9.5 mm
488,397,168
512
500G
5,400 or 7,200 RPM
9.5 mm
976,773,168
512
1 Hardware Overview
Specifications
320 GB
5,400 or 7,200 RPM
9.5 mm
625,142,448
Specifications
640 GB
5,400 RPM
9.5 mm
1,250,263,728
512
512
1-11