Acer Aspire One AO531h Service Manual page 26

System Memory
Item
Memory controller
Memory size
DIMM socket number
Supports memory size per socket
Supports maximum memory size
Supports DIMM type
Supports DIMM Speed
System Storage
Item
HDD
Hard Disk Drive Interface
Item
Vendor & Seagate
Model Name ST9160310AS
Capacity 160
(GB)
Bytes per 512
sector
Data heads 2
Drive Format
Disks 1
Spindle 5400
speed (RPM)
Performance Specifications
Buffer size 8 MB
Interface SATA
Fast data 3.0Gbit /s
transfer rate
Media data 830
transfer rate
(Mbytes/sec
max)
DC Power Requirements
Voltage 5V ±5%
tolerance
16
Built in
1GB DDR2 RAM
1
512 MB / 1GB
1 GB
DDR II 533Mhz SDRAM memory interface design
533Mhz SDRAM
• 9.5mm height, 2.5" HDD
• Easily removable with no more than four screws
• SATA bus
• 80/320GB and above
• 5400 rpm
• SATA connector BTO
Specification
Toshiba Toshiba
MK1652GSX MK1655GSX
160 160
512 512
2 2
1 1
5400 5400
8 MB 8 MB
SATA SATA
3.0Gbit /s 3.0Gbit /s
400~794 typ. 783.7
5V ±5% 5V ±5%
Specification
Specification
HGST HGST
HTS543216L HTS545016B
9A300 9A300
160 160
512 512
2 2
1 1
5400 5400
8 MB 8 MB
SATA SATA
3.0Gbit /s 3.0Gbit /s
775 875
5V ±5% 5V ±5%
WD
WD1600BEVT
160
512
2
1
5400
8 MB
SATA
3.0Gbit /s
850
5V ±5%
Chapter 1