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2 Troubleshooting Procedures
2.4 System Board Troubleshooting
2-26
TECRA M3 Maintenance Manual (960-507)
Table 2-5 Debug port LED boot mode status (7/7)
LED Status
Item
Contents/Message
Storing the value of 40:00h (for SIO save/restore)
Font address setting for resume password
Setting of parameter for character repeat on a USB
keyboard
Getting keys pressed during the IRT
Storing T_SHADO_RAM_SIZE
Reflecting expansion memory size to CMOS
Update of system resources information just before
booting
Updating a table for DMI
Rewriting memory map data for INT15h E820h
Rewriting Wake UP factor of DMI and SM-BIOS structure
table
Copying an ACPI table to the top of an expansion
memory
Waiting for the end of writing PSC version on BIOS
Waiting for the end of clock generator setting and check
(Stop at LED=20H when an error occurred)
Waiting for the end of serial port initialization
Canceling NMI Mask
Examining the checksum of TIT
Clearance of IRT running flag for runtime
Updating checksum for runtime
Branching to hibernation
Bluetooth initialization
Check upgrade of CPU, HDD, etc.
Check whether a target maintenance card is set
Disabling a PC card not used
Setting of Wake UP status data for ACPI
HW initialization prior to boot, Waiting for the end of HW
initialization
SID of SC initialization
1Fh
Pre boot setup
Cutting power consumption of built-in LAN
21h
IRT post end
FFh
Summary of Contents for Tecra M3 Series
Page 1: ...Toshiba Personal Computer TECRA M3 Maintenance Manual TOSHIBA CORPORATION File Number 960 507 ...
Page 10: ...x TECRA M3 Maintenance Manual 960 507 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii TECRA M3 Maintenance Manual 960 507 ...
Page 27: ...1 2 System Unit Block Diagram 1 Hardware Overview TECRA M3 Maintenance Manual 960 507 1 13 ...
Page 53: ...1 13 Batteries 1 Hardware Overview TECRA M3 Maintenance Manual 960 507 1 39 ...
Page 54: ...Chapter 2 Troubleshooting Procedures ...
Page 55: ...2 Troubleshooting Procedures 2 ii TECRA M3 Maintenance Manual 960 507 ...
Page 58: ...2 Troubleshooting Procedures TECRA M3 Maintenance Manual 960 507 2 v ...
Page 60: ...2 Troubleshooting Procedures TECRA M3 Maintenance Manual 960 507 2 vii ...
Page 119: ...Chapter 3 Tests and Diagnostics ...
Page 120: ...3 Tests and Diagnostics 3 ii TECRA M3 Maintenance Manual 960 507 3 ...
Page 124: ...3 Tests and Diagnostics 3 vi TECRA M3 Maintenance Manual 960 507 ...
Page 235: ...Chapter 4 Replacement Procedures ...
Page 236: ...4 Replacement Procedures 4 ii TECRA M3 Maintenance Manual 960 507 ...
Page 359: ...Appendices ...
Page 360: ...Appendices App ii TECRA M3 Maintenance Manual 960 507 ...
Page 363: ...Appendices TECRA M3 Maintenance Manual 960 507 App v Appendix I Reliability I 1 ...
Page 367: ...Appendices TECRA M3 Maintenance Manual 960 507 App ix ...
Page 373: ...Appendices Appendix A Handling the LCD Module A 6 TECRA M3 Maintenance Manual 960 507 ...
Page 403: ...Appendices Appendix C Pin Assignments C 22 TECRA M3 Maintenance Manual 960 507 217 GND 218 NC ...
Page 427: ...Appendices Appendix E Key Layout E 2 TECRA M3 Maintenance Manual 960 507 ...
Page 429: ...Appendices Appendix F Wiring diagrams F 2 TECRA M3 Maintenance Manual 960 507 ...
Page 431: ...Appendices Appendix G BIOS rewrite procedures G 2 TECRA M3 Maintenance Manual 960 507 ...
Page 433: ...Appendices Appendix H EC KBC rewrite procedures H 2 TECRA M3 Maintenance Manual 960 507 ...
Page 435: ...Appendices Appendix I Reliability I 2 TECRA M3 Maintenance Manual 960 507 ...