1.2 System Unit Block Diagram
1 Hardware Overview
The system unit is composed of the following major components:
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)
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
Satellite A40 Maintenance Manual (960-458)
1-7
Summary of Contents for Satellite A40 Series
Page 10: ...x Satellite A40 Maintenance Manual 960 458 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii Satellite A40 Maintenance Manual 960 458 ...
Page 51: ...Chapter 2 Troubleshooting Procedures ...
Page 52: ...2 Troubleshooting Procedures 2 ii Satellite A40 Maintenance Manual 960 458 ...
Page 56: ...2 Troubleshooting Procedures 2 vi Satellite A40 Maintenance Manual 960 458 ...
Page 118: ...Chapter 3 Tests and Diagnostics ...
Page 119: ...3 Tests and Diagnostics 3 ii Satellite A40 Maintenance Manual 960 458 ...
Page 204: ...Chapter 4 Replacement Procedures ...
Page 205: ...4 Replacement Procedures 4 ii Satellite A40 Maintenance Manual 960 458 ...
Page 358: ...Appendices ...
Page 359: ...Appendices App ii Satellite A40 Maintenance Manual 960 458 ...
Page 365: ...Appendices App viii Satellite A40 Maintenance Manual 960 458 ...
Page 371: ...Appendices Appendix A Handling the LCD Module A 6 Satellite A40 Maintenance Manual 960 458 ...
Page 411: ...Appendices Appendix E Key Layout E 4 Satellite A40 Maintenance Manual 960 458 ...
Page 413: ...Appendices Appendix F Wiring Diagrams F 2 Satellite A40 Maintenance Manual 960 458 ...
Page 415: ...Appendices Appendix G BIOS Rewrite Procedures G 2 Satellite A40 Maintenance Manual 960 458 ...
Page 417: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 Satellite A40 Maintenance Manual 960 458 ...
Page 419: ...Appendices Appendix I Reliability I 2 Satellite A40 Maintenance Manual 960 458 ...