Toshiba Portege M780, Maintenance Manual

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1 Hardware Overview
1.4 2.5-inch Hard Disk Drive
The removable HDD is a random access non-volatile storage device. It has a non-removable
2.5-inch magnetic disk and mini-Winchester type magnetic heads.
The computer supports a 160GB, 250GB or 320GB.
The HDD is shown in figure 1-5. Specifications are listed in Table 1-2.
Figure 1-5 2.5-inch HDD
Table 1-2 2.5-inch HDD specifications
Specifications
Items
FUJITSU
G8BC00065160
FUJITSU
G8BC00065250
Outline Width (mm)
100.0
Dimensio
ns Height (mm)
9.5
Depth (mm) 70
Weight (g) 96 max 101 max
Storage size (formatted) 160GB 250GB
Speed (RPM) 5,400
Data transfer speed (Mb/s)
To/Form Media
To/Form Host
116.2 MB/s Max
150 MB/s (Genli)
Data buffer size (MB/s) 8
Positioning Time(read and
seek time)
Read: 12ms
Motor startup time (s) 4
PORTEGE M780 Maintenance Manual (960-809) [CONFIDENTIAL] 1-19