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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;
TECRA R10 Maintenance Manual (960-708)
[CONFIDENTIAL]
2-21
Summary of Contents for Tecra R10
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 45: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 46: ...Troubleshooting Procedures 2 ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 2 ...
Page 50: ...Troubleshooting Procedures 2 vi CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 117: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 118: ...Tests and Diagnostics 3 ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 3 ...
Page 122: ...Tests and Diagnostics 3 vi CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 206: ...3 Tests and Diagnostics 3 32 SETUP 3 84 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 220: ...3 Tests and Diagnostics 3 32 SETUP 3 98 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 221: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Page 222: ...4 Replacement Procedures 4 ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 226: ...4 Replacement Procedures 4 vi CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 312: ...4 Replacement Procedure 4 31 Hinge 4 86 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 313: ... CONFIDENTIAL Appendices ...
Page 314: ...Appendices App ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 370: ...Appendices Appendix C Pin Assignments C 34 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 382: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 388: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...