FUNCTIONAL SPECIFICATIONLogical Drive MK3021 MK4021 MK6021 MK1031 MK2023Parameters GAS GAS GAS GAS GASHDD2181 HDD2182 HDD2183 HDD2A02 HDD2187No. of Cylinders (user) 47,080 47,080 47,080 69,840 34,040Bytes per Sector 512 512 512 512 512LBA Sectors 58,605,120 78,140,160 117,210,240 195,371,568 39,070,080Buffer Size (KBYTES) 2048 2048 2048 8,192 2048Rotation Speed (±.1%) 4200 4200 4200 4,200 4200Transfer Rate 154.3 – 154.3 – 154.3 – 170.0 – 164.6 –Internal (MBITS/sec) 298.0 298.0 298.0 373.0 257.1No. of Cylinders (logical) 16,383 16,383 16,383 16383 16383No. of Heads 16 16 16 16 16No. of sec./Track 63 63 63 63 63PIO/Ultra DMA (MBITS/sec) 16.6/100 16.6/100 16.6/100 16.6/100 16.6/100Seek Time (MSEC.)Average 12 12 12 12 12Track-to-track 2 2 2 2 2Maximum 22 22 22 22 22TOSHIBA STORAGE DEVICE DIVISION2.5" HDD SERIES INSTALLATION NOTES - 9.5mm GAS Series© 2004 Toshiba America Information Systems, Inc.Contents subject to change without prior notice.GENERAL DESCRIPTIONToshiba’s 2.5" Hard Disk Drive 9.5mm GAS series, HDDXXXX, comprise a series offast, high-capacity 2.5" Winchester disk drives which comply with ATA-5 standardsand require only a simple adapter board for interfacing to standard IDE cables.SPECIFICATIONS MK3021 MK4021 MK6021 MK1031 MK2023GAS GAS GAS GAS GASHDD2181 HDD2182 HDD2183 HDD2A02 HDD2187Formatted Capacity 30.00GB 40.00GB 60.00GB 100.030 20.003Height 9.5mm 9.5mm 9.5mm 9.5mm 9.5mmNo. of Disks (platters) 1 2 2 2 1No. of Data Heads 2 3 4 4 2SPECIFICATIONS MK8025 MK6025 MK4025 MK3025GAS GAS GAS GASHDD2188 HDD2189 HDD2190 HDD2196Formatted Capacity 80.012 60.00GB 40.007GB 30.006GBHeight 9.5mm 9.5mm 9.5mm 9.5mmNo. of Disks (platters) 2 2 1 1No. of Data Heads 4 4 2 20056-F0 2.5” Hard Disk Drive Installation Notes - 9.5mm GAS Series