2.4 System Board Troubleshooting
2 Troubleshooting Procedures
Table 2-4 Debugging port boot mode status (3/7)
Debug Port
Description
0129h
Initialize the POST Memory Manager
012Ah
Zero clear the first 512K of RAM
012Bh
012Ch
Test 512K base address lines
012Eh
Test the first 4MB of RAM.
012Fh
Initialize external cache before shadowing.
0132h
Compute CPU speed.
0133h
Initialize the Phoenix Dispatch Manager
0134h
Test the CMOS RAM and RTC
0136h
Vector to proper shutdown routine.
0138h
Shadow the system BIOS.
013Ah
External cache is autosized and its configuration saved in memory.
013Bh
013Ch
If CMOS is valid, load chipset registers with values from CMOS, otherwise load
defaults.
013Dh
Load alternate registers with CMOS values.
013Fh
0141h
0142h
Initialize interrupt vectors 0 thru 77h to the BIOS general interrupt handler.
0145h
Initialize all motherboard devices.
0146h
Verify the ROM copyright notice
0148h
Verify that the equipment specified in the CMOS matches the hardware currently
installed.
0149h
Initialize all PCI devices.
014Ah
Initialize video chip in system
014Bh
014Ch
Shadow video BIOS ROM.
014Eh
Display copyright notice.
014Fh
Initialize MultiBoot. Allocate memory for old and new MultiBoot history tables.
0150h
Display CPU type and speed.
0151h
Satellite M30-35 Maintenance Manual (960-455)
2-23
Summary of Contents for Satellite M35 Series
Page 10: ...x Satellite M30 35 Maintenance Manual 960 455 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii Satellite M30 35 Maintenance Manual 960 455 ...
Page 47: ...Chapter 2 Troubleshooting Procedures ...
Page 48: ...2 Troubleshooting Procedures 2 ii Satellite M30 35 Maintenance Manual 960 455 ...
Page 52: ...2 Troubleshooting Procedures 2 vi Satellite M30 35 Maintenance Manual 960 455 ...
Page 110: ...Chapter 3 Tests and Diagnostics ...
Page 111: ...3 Tests and Diagnostics 3 ii Satellite M30 35 Maintenance Manual 960 455 ...
Page 172: ...Chapter 4 Replacement Procedures ...
Page 173: ...4 Replacement Procedures 4 ii Satellite M30 35 Maintenance Manual 960 455 ...
Page 277: ...Appendices ...
Page 278: ...Appendices App ii ...
Page 284: ...Appendices App viii ...
Page 290: ...Appendices Appendix A Handling the LCD Module A 6 Satellite M30 35 Maintenance Manual 960 455 ...
Page 318: ...Appendices Appendix C Pin Assignment C 20 Satellite M30 35 Maintenance Manual 960 455 ...
Page 328: ...Appendices Appendix E Key Layout E 2 Satellite M30 35 Maintenance Manual 960 455 ...
Page 330: ...Appendices Appendix F Wiring Diagrams F 2 Satellite M30 35 Maintenance Manual 960 455 ...
Page 332: ...Appendices Appendix G BIOS Rewrite Procedures G 2 Satellite M30 35 Maintenance Manual 960 455 ...
Page 334: ...Appendices Appendix I Reliability I 2 Satellite M30 35 Maintenance Manual 960 455 ...