2 Troubleshooting Procedures
2.12 Sound Troubleshooting
Table 2-3 Printer port LED boot mode status (8/8)
LED Status
Test item
Message
Waiting for the completion of the clock generator
setting (The system halts in LED=1Dh when an
error is detected.)
Waiting for the completion of Serial Port
initialization
Releasing NMI mask
TIT checksum
Clearing runtime flag in IRT
Update of runtime checksum
Hibernation branch
Bluetooth initialization
Check the presence of a target maintenance card
Disabling the PC card not used
Hardware initialization Pre Boot
Notifying the conditional of DVI connection to VGA
BIOS
Setting of the battery save mode
Setting of date
Waiting for the completion of Bluetooth
initialization
Update of DMI Wakeup factor and SM-BIOS
structure table
Closing the configuration space for PCI device
Cache control
Update of parameter block A
Process related to CPU
Setting CPU clock to setup specification
Waiting for motor of f of the disabled HDD
Final decision of the USB FDD drive information
Process after Pre Boot Setup
Clearing the power status button
Enabling the power button
(1Ch)
Measure against the operation failure of USB at
high temperature
FFh End
2-30
Satellite A20 Maintenance Manual (960-444)
Summary of Contents for Satellite A20 Series
Page 6: ...vi Satellite A20 Maintenance Manual 960 444 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii Satellite A20 Maintenance Manual 960 444 ...
Page 36: ......
Page 45: ...Chapter 2 Troubleshooting Procedures ...
Page 46: ...2 Troubleshooting Procedures 2 ii Satellite A20 Maintenance Manual 960 444 ...
Page 50: ...2 Troubleshooting Procedures 2 vi Satellite A20 Maintenance Manual 960 444 ...
Page 109: ...Chapter 3 Tests and Diagnostics ...
Page 110: ...3 Tests and Diagnostics 3 ii Satellite A20 Maintenance Manual 960 444 ...
Page 195: ...3 Tests and Diagnostics 3 26 SETUP 3 84 Satellite A20 Maintenance Manual 960 444 ...
Page 196: ...Chapter 4 Replacement Procedures ...
Page 197: ...4 Replacement Procedures 4 ii Satellite A20 Maintenance Manual 960 444 ...
Page 205: ...4 Replacement Procedures 4 x Satellite A20 Maintenance Manual 960 444 ...
Page 426: ...Appendices ...
Page 427: ...Appendices App ii Satellite A20 Maintenance Manual 960 444 ...
Page 439: ...Appendices Appendix A Handling the LCD module A 6 Satellite A20 Maintenance Manual 960 444 ...
Page 473: ...Appendices Apx C Pin Assignments C 26 Satellite A20 Maintenance Manual 960 444 ...
Page 487: ...Appendices Appendix E Key Layout E 6 Satellite A20 Maintenance Manual 960 444 ...
Page 489: ...Appendices Appendix F Wiring Diagrams F 2 Satellite A20 Maintenance Manual 960 444 ...
Page 491: ...Appendices Appendix G BIOS Rewrite Procedures G 2 Satellite A20 Maintenance Manual 960 444 ...
Page 493: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 Satellite A20 Maintenance Manual 960 444 ...
Page 495: ...Appendices Appendix I Reliability I 2 Satellite A20 Maintenance Manual 960 444 ...