Toshiba Satellite, M40 manual inch HDD, Rpm

1.3 2.5-inch HDD 1 Hardware Overview

1.3 2.5-inch HDD

The computer contains an extremely low-profile and lightweight, high-performance HDD. The HDD incorporates a 2.5-inch magnetic disk and mini-Winchester type magnetic heads.

Storage capacities supported are 30, 40,60,80,100,120 GB.

The HDD interface is Enhanced IDE, ATA100 (for 30/40/60/80/100/120 GB).

The HDD is shown in Figure 1-7 and some of its specifications are listed in Table 1-1.

Figure 1- 7 2.5-inch HDD

Table 1- 1 2.5-inch HDD specifications

Item				Specifications
Capacity (GB)	30GB	40GB		60GB		80GB		100GB		120GB
Rotational		4200	5400	4200	5400	4200	5400	4200	5400	420		5400
speed	4200rpm									0
		rpm	rpm	rpm	rpm	rpm	rpm	rpm	rpm			rpm
(RPM)										rpm
User data	58,605,120	78,140,160		117,210,240		156,280,32		195,350,400		234,420,480
sectors						0
Bytes/sector	512	512		512		512		512			512

Satellite M40/M45 TECRA A4 dynabook Vx/4 Maintenance Manual 18