2.4 System board Troubleshooting
2 Troubleshooting
TECRA M4 Maintenance Manual (960-521)
[CONFIDENTIAL]
2-25
Table 2-3 Debug port (Boot mode) error status (4/10)
D port status
Inspection items
Details
(F103h)
Resume error check
S3 recovery error (ICH)
Resume error 7AH
SM-RAM checksum check
Resume error 73H
Memory configuration change check
Resume
error
73H
Checksum check of system BIOS RAM area
Resume
error
79H
Checksum check of expansion memory
Resume
error
76H
Checksum check of PnP RAM
Resume
error
77H
To resume process (RESUME_MAIN)
Returns the CPU clock to “Low”
Prohibition of all SMIs
Clears resume status
To resume error process
Returns to ROM
Forwards the area of C0000h to EFFFFh to PCI
(prohibition of DRAM)
Sets resume error request
Copying ROM/RAM of
system BIOS
Halts, when error occurred
F105h
SMRAM initialization
Check if CPU corresponds
to Hyper Threading
Initialization of APIC
WakeUp factor check
SMRAM base rewriting
and CPU state map
saving for BIOS
Permission of SMI based
on ASMI
Summary of Contents for Tecra M4
Page 10: ...x CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 1 Hardware Overview ...
Page 51: ...1 Hardware Overview 1 8 AC Adapter 1 36 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 52: ... CONFIDENTIAL Chapter 2 Troubleshooting ...
Page 53: ...2 Troubleshooting 2 ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 2 ...
Page 57: ...2 Troubleshooting 2 vi CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 114: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 115: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 119: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 223: ...3 Tests and Diagnostics 3 30 SETUP 3 104 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 224: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 225: ...4 Replacement Procedures 4 ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 4 ...
Page 300: ...4 Replacement Procedures 4 29 Digitizer 4 70 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 320: ... CONFIDENTIAL Appendices ...
Page 321: ...Appendices App ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 341: ...Appendices Appendix B Board Layout B 8 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 379: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 387: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...