Toshiba Satellite M40 Maintenance Manual - Page 21
-inch Hard Disk Drive, Hardware Overview, inch HDD, Table 1-1
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1.3 -inch Hard Disk Drive 1 Hardware Overview 1.3 2.5-inch Hard Disk Drive The internal HDD is a random access non-volatile storage device. It has a non-removable 2.5inch magnetic disk and mini-Winchester type magnetic heads. The computer supports up to100G HDD. 120GB is design ready. The HDD is shown in Figure 1-1. Specifications are listed in Table 1-1 Figure 1-1 2.5-inch HDD Items 40GB 60GB 80GB Formatted capacity (GB) Logical Blocks (LBA) Rotational speed (rpm) Toshiba HDD Buffer (MB) Hitachi HDD Buffer (MB) Bytes per sector 37.26 78,125,000 4,200/5400 8/16 2/8 512 55.89 117,187,500 4,200/5400 8/16 8/8 512 74.52 156,301,488 4200/5400 8/16 8/8 512 Table 1-1 2.5-inch HDD specifications 100GB 93.15 195,371,568 4200/5400 8/16 NA/8 512 Satellite M40X Series Maintenance Manual [CONFIDENTIAL] 1-11