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24 Chapter 1
Wireless Module 802.11a/b (optional device)
Item Specification
Chipset Atheros
Data throughput 11M~54M bps
Protocol 802.11 a+b
Interface Mini_PCI type III
Four-in-One Card Reader
Item Specification
Chipset ST7265
Data throughput USB 1.1
Protocol SMC, MS, MMC, and SD
Hard Disk Drive Interface
Item Specification
Vendor &
Model Name
IBM 20G IBM 30G IBM 40G Toshiba
20G
(MK2018
)
Toshiba
30G
(MK3018
)
Toshiba
40G
(MK4018
)
Hitachi
20G
DK23DA
-20F
Hitachi
30G
DK23DA
-30F
Hitachi
40G
DK23DA
-40F
Capacity (MB) 20000 30000 40000 20000 30000 40000 20000 30000 40000
Bytes per
sector
512 512 512 512 512 512 512 512 512
Data heads 234234234
Drive Format
Disks 122122122
Spindle speed
(RPM)
4200
RPM
4200
RPM
4200
RPM
4200
RPM
4200
RPM
4200
RPM
4200
RPM
4200
RPM
4200
RPM
Performance Specifications
Buffer size 2048KB 2048KB 2048KB 2048KB 2048KB 2048KB 2048KB 2048KB 2048KB
Interface ATA-5 ATA-5 ATA-5 ATA-5 ATA-5 ATA-5 ATA-5 ATA-5 ATA-5
Max. media
transfer rate
(disk-buffer,
Mbytes/s)
216 287 245 287 235 290 366 366 296
Data transfer
rate
(host~buffer,
Mbytes/s)
100 MB/
Sec.
Ultra
DMA
mode-5
100 MB/
Sec.
Ultra
DMA
mode-5
100 MB/
Sec.
Ultra
DMA
mode-5
100 MB/
Sec.
Ultra
DMA
mode-5
100 MB/
Sec.
Ultra
DMA
mode-5
100 MB/
Sec.
Ultra
DMA
mode-5
100 MB/
Sec.
Ultra
DMA
mode-5
100 MB/
Sec.
Ultra
DMA
mode-5
100 MB/
Sec.
Ultra
DMA
mode-5
DC Power Requirements
Voltage
tolerance
5V(DC)
+/- 5%
5V(DC)
+/- 5%
5V(DC)
+/- 5%
5V(DC)
+/- 5%
5V(DC)
+/- 5%
5V(DC)
+/- 5%
5V(DC)
+/- 5%
5V(DC)
+/- 5%
5V(DC)
+/- 5%
DVD-ROM Interface
Item Specification
Vendor & model name Toshiba SD-C2502
Performance Specification With CD Diskette With DVD Diskette
Transfer rate (KB/sec) Sustained:
Max 3.6Mbytes/sec
Sustained:
Max 10.8Mbytes/sec
Data Buffer Capacity 128 KBytes