2.4 System Board Troubleshooting
2 Troubleshooting Procedures
PORTEGE R500 Maintenance Manual (960-634) [CONFIDENTIAL]
2-19
Table 2-5 Debug port (Boot mode) error status (1/10)
D port status
Inspection items
Details
Permission of A20 and Clear of
software reset bit
Prohibition of APIC
Initialization of MCH and ICH
Initialization of Super I/O
Initialization of debug port
Boot block
Dummy read of 3rd Bus data
Only PIT CH0 initialization
(for HOLD_ON)
BIOS rewrite factor flag initialization
Transition to protected mode
Boot block checksum (skip when returned to S3)
(halts when error)
F000H
CHECK SUM CHECK
Checksum other than boot block (skip when
returned to S3)
EC/KBC rewrite check
If “rewrite” is requested, go to “BIOS rewrite process”
Transition to system BIOS IRT
(
when
returned to S3)
Key input
F001H
When a key is pressed, check if it is
Tilde key or Tab key
F002H
Initialization of SC
F005H
F006H
BIOS rewrite request check
If Checksum check error occurred on except
Boot Block or rewrite is required by user, go to
“BIOS rewrite process”.
F007H
BIOS signature check
Transits to System BIOS IRT
Initialization of ICHM. D31
DRAM configuration
Permission of cache (L1 cache only)
F008H
BIOS rewrite process
Memory clear
F009H
Transition to real mode and copy of BIOS to
RAM
Содержание R500 S5001X - Portege - Core 2 Duo 1.2 GHz
Страница 10: ...x CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 40: ...1 Hardware Overview 1 11 AC Adapter 1 26 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 41: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Страница 42: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 107: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Страница 108: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 3 ...
Страница 112: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 210: ...3 Tests and Diagnostics 3 31 BIOS SETUP 3 98 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 211: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Страница 212: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ R500 Maintenance Manual 960 634 ...
Страница 216: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTÉGÉ R500 Maintenance Manual 960 634 ...
Страница 282: ...4 Replacement Procedures 4 25 Hinge 4 66 CONFIDENTIAL PORTÉGÉ R500 Maintenance Manual 960 634 ...
Страница 283: ... CONFIDENTIAL Appendices ...
Страница 284: ...Appendices App ii CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 292: ...Appendices App x CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 298: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 358: ...Appendices Appendix F Wiring diagrams 4 2 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 360: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 362: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Страница 364: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...