Acer Aspire One D255 Series, Service Manual, Page: 30 / 272

20 Chapter 1
Hard Disk Drive Interface
Super-Multi Drive Module (Not available with this module)
Bluetooth Interface
Item Specification
Vendor & Model
Name Western Digital
WD1600BEVT-
22A23T0,
Hitachi
HTS545016B9A300,
Toshiba MK1665GSX,
Seagate ST9160314AS Western Digital
WD2500BEVT-
22A23T0,
Hitachi
HTS545025B9A300,
Toshiba MK2565GSX,
Seagate ST9250315AS Western Digital
WD3200BEVT-
22A23T0,
Hitachi
HTS545032B9A300,
Toshiba MK3265GSX,
Seagate ST9320315AS
Capacity (GB) 1600GB 250GB 320GB
Bytes per sector 512
Data heads 1, 2, 1, 2 2, 2, 2, 2 2, 3, 2, 3
Drive Format
Disks 1 1 1, 2, 1, 2
Spindle speed (RPM) 5400
Performance Specifications
Buffer size 8MB
Interface SATA
Fast data transfer
rate 3.0Gbits/s
Media data transfer
rate 106Mbytes/s,
845Mbits/s,
1175Mbits/s,
1273.3Mbits/s 106Mbytes/s,
845Mbits/s,
1175Mbit/s,
1031.7Mbits/s 106Mbytes/sm,
845Mbits/s,
1175Mbits/s,
1273.3Mbits/s
DC Power Requirements
Voltage tolerance 5V
Item Specification
Vendor & model
name
Performance
Specification
Transfer rate (MB/
sec)
Buffer Memory
Interface
Applicable disc
formats
Loading mechanism
Power Requirement
Input Voltage
Item Specification
Chipset Atheros AR3011/ Broadcom BCM2070/ Broadcom BCM2046
Protocol 3.0+HS
Interface USB 2.0
Connector type JST SM08B - SURS - TF