1 Hardware Overview
1.2 System Unit Block Diagram
1-8
Satellite A40 Maintenance Manual (960-458)
The system unit is composed of the following major components:
q
Processor
Intel Mobile Pentium 4 Processor (Northwood)
•
2.40/2.66/2.80/3.06/3.20GHz (Internal clock: 2.40/2.66/2.80/3.06/3.20GHz, Bus:
533MHz, Core voltage: 1.525/1.20V (Battery Optimized Mode at 1.20V), Built-in
NDP)
•
Internal cache memory: 12KB (in CPU)
•
Secondary cache memory: 512KB (in CPU)
Intel Mobile Pentium 4 Processor (Prescott)
•
2.66/2.80/3.06/3.20/3.46GHz (Internal clock: 2.66/2.80/3.06/3.20/3.46GHz, Bus:
533MHz, Core voltage: 1.35/1.15V (Battery Optimized Mode at 1.15V), Built-in
NDP)
•
Internal cache memory: 12KB (in CPU)
•
Secondary cache memory: 1024KB (in CPU)
Intel Mobile Celeron
•
2.40/2.50/2.60/2.70/2.80GHz (Internal clock: 2.40/2.50/2.60/2.70/2.80GHz, Bus:
400MHz, Core voltage: 1.525V, Built-in NDP)
•
Internal cache memory: 12KB (in CPU)
•
Secondary cache memory: 128KB (in CPU)
q
Memory
Two memory slots are provided. Expansion up to 2GB is available.
•
Supports DDR333
•
Supports PC2700
–
256MB: 256Mbit (16M
×
16bit) chips
×
8
–
512MB: 512Mbit (32M
×
8bit) chips
×
16
–
512Mbit (32M
×
16bit) chips
×
8
–
1GB: 512Mbit (64M
×
8 bit) chips
×
16
•
200 pin, SO Dual In-line Memory Modules (SO-DIMM)
•
2.5 volt operation
Summary of Contents for Satellite A40
Page 11: ...Satellite A40 Maintenance Manual 960 458 xi ...
Page 12: ...Chapter 1 Hardware Overview ...
Page 13: ...1 Hardware Overview 1 ii Satellite A40 Maintenance Manual 960 458 ...
Page 16: ...1 Hardware Overview Satellite A40 Maintenance Manual 960 458 1 v ...
Page 54: ...Chapter 2 Troubleshooting Procedures ...
Page 55: ...2 Troubleshooting Procedures 2 ii Satellite A40 Maintenance Manual 960 458 ...
Page 59: ...2 Troubleshooting Procedures 2 vi Satellite A40 Maintenance Manual 960 458 ...
Page 121: ...Chapter 3 Tests and Diagnostics ...
Page 122: ...3 Tests and Diagnostics 3 ii Satellite A40 Maintenance Manual 960 458 ...
Page 213: ...Chapter 4 Replacement Procedures ...
Page 214: ...4 Replacement Procedures 4 ii Satellite A40 Maintenance Manual 960 458 ...
Page 384: ...Appendices ...
Page 385: ...Appendices App ii Satellite A40 Maintenance Manual 960 458 ...
Page 388: ...Appendices Satellite A40 Maintenance Manual 960 458 App v Appendix I Reliability I 1 ...
Page 392: ...Appendices Satellite A40 Maintenance Manual 960 458 App ix ...
Page 398: ...Appendices Appendix A Handling the LCD Module A 6 Satellite A40 Maintenance Manual 960 458 ...
Page 438: ...Appendices Appendix E Key Layout E 4 Satellite A40 Maintenance Manual 960 458 ...
Page 440: ...Appendices Appendix F Wiring Diagrams F 2 Satellite A40 Maintenance Manual 960 458 ...
Page 442: ...Appendices Appendix G BIOS Rewrite Procedures G 2 Satellite A40 Maintenance Manual 960 458 ...
Page 444: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 Satellite A40 Maintenance Manual 960 458 ...
Page 446: ...Appendices Appendix I Reliability I 2 Satellite A40 Maintenance Manual 960 458 ...