20 Chapter 1
Wireless Module 802.11b/g
Bluetooth
Hard Disk Drive Interface
Item Specification
Manufacturer
Model
Modem Device •
Interface
Item Specification
Model
Operating Frequency
Channel Numbers
Transmitter Output Power
Coverage
Receiver Sensitivity
Maximum Receiver Signal
Operating Voltage
Interface
Item Specification
Vendor Seagate
Model Name ST9160310AS ST9320320AS ST9500325AS
Capacity (MB) 160 320 500
Bytes per sector 512
Data heads 2 4 4
Drive Format
Disks 1 2 2
Spindle speed (RPM) 5,400
Performance Specifications
Buffer size 8 MB
Interface SATA
Internal transfer rate
(Mbits/sec max)
830 1175
I/O data transfer rate
(Mbytes/sec max)
300
DC Power Requirements
Voltage tolerance 5V(DC) +/- 5%
Item Specifications
Vendor & Model Name
Toshiba MK5055/2555GSX Toshiba MK3255/1655GSX
Capacity 500/250GB 320/160GB
Bytes per sector 512
Data heads 4/2 4/2
Drive Format
Disks 2/1 2/1