2 Troubleshooting Procedures
2.12 Modem Troubleshooting
2-42
PORTEGE A200 Maintenance Manual (960 -499)
2.12 Modem Troubleshooting
To check if the modem is defective or malfunctioning, follow the troubleshooting procedures
below as instructed.
Procedure 1: Diagnostic Test Program Execution Check
Procedure 2: Connector Check and Replacement Check
Procedure 1
Diagnostic Test Program Execution Check
Execute the Modem test program available as part of the LAN/Modem/Bluetooth/IEEE1394
test program. This program checks the modem. Refer to Chapter 3,
Tests and Diagnostics
for
more information on how to perform the test program.
If any error is detected by the test, go to Procedure 2.
Procedure 2
Connector Check and Replacement Check
The Modem jack and MDC board is connected to the system board. If the modem
malfunctions, these connections may be bad or the MDC or system board might be faulty.
Disassemble the computer following the steps described in Chapter 4 and perform the
following checks:
Check 1
Make sure the MDC is firmly connected to the PJ3010 on System board and the
MDC cable is firmly connected to the PJ3011 on the system board.
If any connector is disconnected, connect it firmly and return to Procedure 1. If
there is still an error, perform Check 2.
Check 2
The MDC cable may be faulty. Replace it with a new one. If the modem is not still
working properly, perform Check 3.
Check 3
The MDC may be faulty. Replace it with a new one following the steps in Chapter
4. If the modem is not still working properly, perform Check 4.
Summary of Contents for Satellite A200 Series
Page 10: ...x PORTEGE A200 Maintenance Manual 960 499 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii PORTEGE A200 Maintenance Manual 960 499 1 Hardware Overview ...
Page 36: ...Chapter 2 Troubleshooting Procedures ...
Page 37: ...2 Troubleshooting Procedures 2 ii PORTEGE A200 Maintenance Manual 960 499 2 ...
Page 41: ...2 Troubleshooting Procedures 2 vi PORTEGE A200 Maintenance Manual 960 499 ...
Page 91: ...Chapter 3 Tests and Diagnostics ...
Page 92: ...3 Tests and Diagnostics 3 ii PORTEGE A200 Maintenance Manual 960 499 3 ...
Page 96: ...3 Tests and Diagnostics 3 vi PORTEGE A200 Maintenance Manual 960 499 ...
Page 199: ...Chapter 4 Replacement Procedures ...
Page 200: ...4 Replacement Procedures 4 ii PORTEGE A200 Maintenance Manual 960 499 4 ...
Page 278: ...Appendices ...
Page 279: ...Appendices App ii PORTEGE A200 Maintenance Manual 960 499 ...
Page 284: ...Appendices PORTEGE A200 Maintenance Manual 960 499 App vii ...
Page 290: ...Appendices Appendix A Handling the LCD Module A 6 PORTEGE A200 Maintenance Manual 960 499 ...
Page 322: ...Appendices Appendix C Pin Assignment C 26 PORTEGE A200 Maintenance Manual 960 499 ...
Page 332: ...Appendices Appendix E Key Layout E 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 334: ...Appendices Appendix F Wiring Diagrams F 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 336: ...Appendices Appendix G BIOS Rewrite Procedures G 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 338: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 340: ...Appendices Appendix I Reliability I 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 342: ...Appendices Apx J Key FD J 2 PORTEGE A200 Maintenance Manual 960 499 ...