2 Troubleshooting Procedures
2.10 Modem Troubleshooting
2.10 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 in the Diagnostic Program. Refer to Chapter 3,
Tests and
Diagnostics
for more information on how to perform the test program.
If any error is detected, perform Procedure 2.
Procedure 2
Connector Check and Replacement Check
An MDC (Modem Daughter Card) is used as the modem for this computer. The MDC is
connected to the sound board which is connected to the system board. If the modem
malfunctions, these connections or boards may be bad or the MDC might be faulty.
Disassemble the computer following the steps described in Chapter 4 and perform the
following checks:
Check 1 Make sure the following connections are firmly connected.
RJ11
MDC
<
SD board
>
PJ3000
MDC cable
CN9510
<
System board
>
CN9500
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 Modem jack may be faulty. Replace it with a new one. If the modem function
is still not 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 function is still not working properly, perform Check 4.
Check 4 The sound board may be faulty. Replace it with a new one following the
instructions in Chapter 4. If the modem function is still not working properly,
perform Check 5.
2-50
QOSMIO E10 Maintenance Manual (960-492)
Содержание Qosmio E10
Страница 1: ...1 Toshiba Personal Computer QOSMIO E10 Maintenance Manual TOSHIBA CORPORATION File Number 960 492 ...
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Страница 11: ...Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 Hardware Overview 1 ii QOSMIO E10 Maintenance Manual 960 492 ...
Страница 41: ...Chapter 2 Troubleshooting Procedures ...
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Страница 46: ...2 Troubleshooting Procedures 2 vi QOSMIO E10 Maintenance Manual 960 492 ...
Страница 106: ...2 14 TV tuner Troubleshooting 2 Troubleshooting Procedures QOSMIO E10 Maintenance Manual 960 492 2 59 ...
Страница 107: ...Chapter 3 Tests and Diagnostics ...
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Страница 203: ...Chapter 4 Replacement Procedures ...
Страница 204: ...4 Replacement Procedures 4 4 ii QOSMIO E10 Maintenance Manual 960 492 ...
Страница 297: ...Appendices ...
Страница 298: ...Appendices App ii QOSMIO E10 Maintenance Manual 960 492 ...
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 ...