2.4 System Board Troubleshooting
2 Troubleshooting Procedures
Procedure 2
Debugging Port Check
Check the D port status by a debug port test. The tool for debug port test is shown below.
Figure 2-2 A set of tool for debug port test
The test procedures are follows:
1. Connect the debug test cable to the connector PJ3400 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 results.
PC for displaying
test result
Test board
RS-232C Cross cable
PJ3400
System board
Debugging port test cable
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;
6. When the D port status is FFFFh (normal status), go to Procedure 4.
7. When the D port status falls into any status in Table 2-4, execute Check 1.
QOSMIO E10 Maintenance Manual (960-492)
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Содержание Qosmio E10
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Страница 297: ...Appendices ...
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Страница 311: ...Appendices Apx A Handling the LCD Module A 6 QOSMIO E10 Maintenance Manual 960 492 ...
Страница 355: ...Appendices Apx C Pin Assignment C 34 QOSMIO E10 Maintenance Manual 960 492 ...
Страница 365: ...Appendices Apx E Key Layout E 2 QOSMIO E10 Maintenance Manual 960 492 ...
Страница 367: ...Appendices Apx F Wiring Diagrams F 2 QOSMIO E10 Maintenance Manual 960 492 ...
Страница 369: ...Appendices Appendix G BIOS Rewrite Procedures G 2 QOSMIO E10 Maintenance Manual 960 492 ...
Страница 371: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 QOSMIO E10 Maintenance Manual 960 492 ...
Страница 373: ...Appendices Apx I Reliability I 2 QOSMIO E10 Maintenance Manual 960 492 ...