2 Troubleshooting Procedures
2.4 System Board Troubleshooting
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 compute1r in 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 FFFF (normal status), go to Procedure 4. When the D port
status falls into any other status than FFFF, go to Procedure 3.
2-18 [CONFIDENTIAL]
PORTEGE R500 Maintenance Manual (960-634)
Summary of Contents for R500 S5001X - Portege - Core 2 Duo 1.2 GHz
Page 10: ...x CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Page 40: ...1 Hardware Overview 1 11 AC Adapter 1 26 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Page 41: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 42: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Page 107: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 108: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 3 ...
Page 112: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Page 211: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Page 212: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ R500 Maintenance Manual 960 634 ...
Page 216: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTÉGÉ R500 Maintenance Manual 960 634 ...
Page 282: ...4 Replacement Procedures 4 25 Hinge 4 66 CONFIDENTIAL PORTÉGÉ R500 Maintenance Manual 960 634 ...
Page 283: ... CONFIDENTIAL Appendices ...
Page 284: ...Appendices App ii CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Page 292: ...Appendices App x CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...
Page 364: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE R500 Maintenance Manual 960 634 ...