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2.4 System Board Troubleshooting
2 Troubleshooting Procedures
Procedure 2
Serial Port Check (Boot Mode)
Rev E
Check the D port status by a serial port test. The tool for serial port test is shown below.
Figure 2-2 A set of tool for serial port test
The test procedures are follows:
1.
Make "W3270" of Swich board is made to short-circuit with a wire. As for
theposition of W3270 is refer to Appendix B.
2.
Connect the RS-232C cross-cable to the connector CN3420 of the system board..
3.
Connect the RS-232C Cross-cable to the PC that displays the test results.
4.
Boot the compute1r in DOS mode.
TECRA M9 Maintenance Manual (960-631)
[CONFIDENTIAL]
2-19
Summary of Contents for Tecra M9
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 45: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 46: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 121: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 122: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 3 ...
Page 126: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 228: ...3 Tests and Diagnostics 3 31 SETUP 3 102 CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 229: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 230: ...4 Replacement Procedures 4 ii CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 4 ...
Page 347: ... CONFIDENTIAL Appendices ...
Page 348: ...Appendices App ii CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 354: ...Appendices App viii CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 394: ...Appendices Appendix C Pin Assignments 24 CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 404: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 408: ...Appendices Appendix F Wiring diagrams F 4 CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...
Page 414: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL TECRA M9 Maintenance Manual 960 631 ...