Toshiba A20-S259 Maintenance Manual - Page 29

1.3 2.5-inch Hard Disk Drive 1 Hardware Overview Table 1-1 2.5-inch HDD specifications (2/3) Parameter Storage size (formatted) Speed (RPM) Data transfer speed (Mbits/s) Interface transfer rate (MB/s) Storage density (Kbpi) Track density (Kbpi) Average random seek time (read) (ms) Average random seek time (write) (ms) Motor start up time (ms) Specifications HITACHI G8BC0000F310 HITACHI G8BC0000F410 G8BC0000Z410 HITACHI G8BC00009110 30 40 4.200 5.400 22.1 - 42.8 19.4 - 37.1 27.8 - 44.1 100 (MAX Ultra DMA mode) 716 644 (MAX) 612 70.0 63.0 13 - 5 HITACHI G8BC0000F610 60 4.200 22.1 - 42.8 716 (MAX) 70.0 Table 1-1 2.5-inch HDD specifications (3/3) Parameter Storage size (formatted) Speed (RPM) Data transfer speed (Mbits/s) Interface transfer rate (MB/s) Storage density (Kbpi) Track density (Ktpi) Average random seek time (read) (ms) Average random seek time (write) (ms) Motor start up time (ms) TOSHIBA HDD2188B Specifications HITACHI G8BC0000Z810 80 80 4200 4200 350 350 100 (MAX Ultra DMA mode) 712 712 96 96 12 - 4 Satellite A20 Maintenance Manual (960-444) 1-15