2 Troubleshooting Procedures
PORTEGE R400 Maintenance Manual (960-623) [CONFIDENTIAL]
2-33
2.5 USB FDD Troubleshooting
This section describes how to determine if the USB FDD is functioning properly. Perform
the steps below starting with Procedure 1 and continuing with the other procedures as
required.
Procedure 1: USB FDD Head Cleaning Check
Procedure 2: Diagnostic Test Program Execution Check
Procedure 3: Connector Check and Replacement Check
Procedure 1
USB FDD Head Cleaning Check
USB FDD head cleaning operation details are given in Chapter 3,
Tests and Diagnostics
.
Connect a USB floppy disk drive to a computer and insert the Diagnostics Disk in the USB
floppy disk drive, turn on the computer and run the test. Clean the USB FDD heads using the
cleaning kit. If the USB FDD still does not function properly after cleaning, go to Procedure
2.
If the test program cannot be executed, go to Procedure 3.
Содержание Portege R400 Series
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Страница 294: ... CONFIDENTIAL Appendices ...
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Страница 309: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 321: ...Appendices Appendix B Board Layout B 12 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 359: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 363: ...Appendices Appendix F Wiring diagrams F 4 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 365: ...Appendices Appendix G BIOS rewrite procedures G 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 367: ...Appendices Appendix H EC KBC rewrite procedures H 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Страница 369: ...Appendices Appendix I Reliability 2 CONFIDENTIAL PORTEGE R4000 Maintenance Manual 960 623 ...