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Hardware Specifications and Configurations
1-29
Hard Disk Drive (AVL components)
Item
Specification
Vendor &
Model Name
Hitachi
HTS545025B9A300
Seagate
ST9250315AS
WD
WD2500BEVT,
WD2500BPVT
TOSHIBA
MK2559GSXP
Hitachi
HTS545032B9A300
Seagate
ST9320310AS
WD
WD3200BPVT
TOSHIBA
MK3259GSXP
Hitachi
HTS545050B9A300
Seagate
ST9500325AS
WD
WD5000BEVT,
WD5000BPVT
TOSHIBA
MK5059GSXP
Capacity (GB)
250
320
500
Bytes per sector
512
Data heads
2, 2, 2, 2, 4
3, 3, 2, 4
4, 4, 2, 3, 4
Drive Format
Disks
1, 1, 1, 1, 2
2, 2, 1, 2
2
Spindle speed
(RPM)
5400
Performance Specifications
Buffer size
8MB
Interface
SATA
Fast data transfer
rate
(Gbits / sec, max)
3.0
3.0
3.0
Media data
transfer rate
(Mbytes/sec max)
875, 300, 97, 97,
584.5-1195.5
875, 300, 97,
584.5-1195.5
875, 300, 97, 97,
584.5-1195.5
DC Power Requirements
Voltage tolerance
5V ±5%
Summary of Contents for Aspire 4250
Page 1: ...Aspire 4250 SERVICEGUIDE ...
Page 10: ...x ...
Page 11: ...CHAPTER 1 Hardware Specifications ...
Page 14: ...1 4 ...
Page 56: ...1 46 Hardware Specifications and Configurations ...
Page 57: ...CHAPTER 2 System Utilities ...
Page 85: ...CHAPTER 3 Machine Maintenance Procedures ...
Page 87: ...3 3 LVDS Cable Removal 3 43 LVDS Cable Installation 3 44 ...
Page 88: ...3 4 ...
Page 129: ...CHAPTER 4 Troubleshooting ...
Page 135: ...Troubleshooting 4 7 9 If the issue is still not resolved refer to Online Support Information ...
Page 153: ...CHAPTER 5 Jumper and Connector Locations ...
Page 160: ...5 8 Jumper and Connector Locations ...
Page 161: ...CHAPTER 6 FRU Field Replaceable Unit List ...
Page 162: ...6 2 Exploded Diagrams 6 4 FRU List 6 7 Screw List 6 20 ...
Page 181: ...CHAPTER 7 Model Definition and Configuration ...
Page 182: ...1 2 Acer Aspire 4250 7 1 ...
Page 186: ...7 4 Model Definition and Configuration ...
Page 187: ...CHAPTER 8 Test Compatible Components ...
Page 188: ...8 2 Microsoft Windows 7 Environment Test 8 4 ...
Page 197: ...CHAPTER 9 Online Support Information ...
Page 198: ...9 2 Introduction 9 3 ...
Page 200: ...9 4 Online Support Information ...