Toshiba Tecra M2-S410 Maintenance Manual - Page 30

1 Hardware Overview 1.4 2.5-inch Hard Disk Drive 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 30GB, 40GB, 60GB and 80GB HDD. 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 (1/4) Items Outline dimensions Width (mm) Height (mm) Depth (mm) Weight (g) Storage size (formatted) Speed (RPM) Data transfer speed (Mbits/s) Interface transfer rate (MB/s) Track density (Ktpi) Average seek time (ms) Read Write Motor startup time (ms) Specifications TOSHIBA HDD 2181B ITACHI GST HITACHI GST G8BC0000Z310 G8BC00017310 69.85 9.5 69.85 9.5 69.85 9.5 100 99 max. 30GB 100.2 95 max. 30GB 100 91 30GB 4,200 4,200 4,200 154.3 - 298.0 - 183.2-347.2 100 max.(Ultra DMA mode) 78.9 63 80 12 4 typ 12 typ. 14 typ. 5 13 typ. - 5 typ. (Power on) 1-16 TECRA M2 Maintenance Manual (960-468)