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2.4 System Board Troubleshooting
2 Troubleshooting Procedures
Procedure 2
Debugging Port Check (Boot Mode)
Check the D port status by a serial port test. The tool for serial port test is shown below.
Figure 2-2 Debug port (Boot mode) error status
The test procedures are follows:
1.
Connect the debug port test cable to the connector CN3490 of the system board. For
disassembling to connect the test cable, refer to Chapter 4.
2.
Connect the debug port test cable and RS-232C cross-cable to the test board.
3.
Connect the RS-232C Cross-cable to the PC that displays the test results.
4.
Boot the computer in MS-DOS mode.
5.
Execute GETDPORT.COM in the text menu in CPU REAL mode. (Insert the FD for
starting D port into FDD and input “FD starting drive:>dport”.)
The D port status is displayed in the following form;
PORTEGE A600 Maintenance Manual (960-710) [CONFIDENTIAL]
2-21
Содержание Portege A600
Страница 10: ...x CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 41: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Страница 42: ...Troubleshooting Procedures 2 ii CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 2 ...
Страница 46: ...Troubleshooting Procedures 2 vi CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 119: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
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Страница 124: ...Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 208: ...Tests and Diagnostics 3 84 CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 223: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Страница 224: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ A600 Maintenance Manual 960 710 ...
Страница 228: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTÉGÉ A600 Maintenance Manual 960 710 ...
Страница 313: ... CONFIDENTIAL Appendices ...
Страница 314: ...Appendices App ii CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 324: ...Appendices App xii CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 330: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 348: ...Appendices Appendix B Board Layout B 18 CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 355: ...Appendix C Pin Assignments Appendices PORTEGE A600 Maintenance Manual 960 710 CONFIDENTIAL C 7 Blanc page ...
Страница 400: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 402: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 404: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...
Страница 406: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE A600 Maintenance Manual 960 710 ...