Acer Aspire 4738Z - Page 30

20 Chapter 1
Speaker
Hard Disk Drive Interface
Item Specification
Vendor Vansonic Enterprise Co., Ltd.
Module No. PB2814KN04-9LB
Power Rating Normal 1 W, Maximum 1.5 W
Output Sound Pressure Level 82 ± 3 db
Response FO 700 -/+ 20% Hz
Distortion 5% MAX
Item Specification
Capacity (GB)
160 250
Vendor &
Model Name
Seagate ST9160314AS
HGST HTS545016B9A300
Toshiba MK1665GSX
WD WD1600BEVT-22A23T0
Seagate ST9250315AS
HGST HTS545025B9A300
Toshiba MK2565GSX
WD WD2500BEVT
Bytes per
sector
512
Data heads
21232
Drive Format
Disks
11121
Spindle speed
(RPM)
5400
Performance Specifications
Buffer size
8 MB
Interface
SATA
Max. Media
Transfer Rate
(Mbytes/sec
max.)
300 300 300 300 300 384 300
Max. Data
Transfer Rate
(Mbytes/sec)
1175 875 108544 1175 875 1031 108544
DC Power Requirements
Voltage
tolerance
5V ±5%