1 Hardware Overview
1-8
[CONFIDENTIAL]
PORTEGE R400 Maintenance Manual (960-623)
The system unit is composed of the following major components:
Processor
Intel
®
Core
TM
Duo
Processor (dual core) is mounted.
Intel
®
Core
TM
Duo
ULV Processor:
Speed
1.2GHz (U2500)
–
Integrated L1 cache memory of 64KB (32KB +32KB)
–
Integrated L2 cache memory of 2MB
–
Processor bus speed: 533MHz
–
Core voltage: 1.1 to 0.85V
–
478-pin Micro FC-PGA package
Memory
Two memory slots capable of accepting DDR2-SDRAM 256MB, 512MB, 1024MB or
2048MB memory modules for a maximum of 4GB.
•
200-pin Small Outline DIMM
•
1.8V operation
•
PC2-4200(DDR2-533)/PC2-5300(DDR2-667) support
BIOS ROM
•
8Mbits of flash memory are used.
–
320KB for System BIOS
–
64KB for VGA BIOS
–
64KB for Fingerprint sensor
–
64KB for LAN BIOS
–
24KB for Boot
–
16KB for Parameter Block
–
32KB for Option Log
–
Others
Summary of Contents for Portege R400 Series
Page 10: ...x CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 35: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 36: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 106: ...2 Troubleshooting Procedures 2 68 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 107: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 108: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 3 ...
Page 112: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 214: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 215: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 4 ...
Page 219: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Page 294: ... CONFIDENTIAL Appendices ...
Page 295: ...Appendices App ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 303: ...Appendices App x CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 321: ...Appendices Appendix B Board Layout B 12 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 359: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 369: ...Appendices Appendix I Reliability 2 CONFIDENTIAL PORTEGE R4000 Maintenance Manual 960 623 ...