2 Troubleshooting
2.5 USB FDD Troubleshooting
Procedure 3
Connector Check and Replacement Check
The USB FDD connector may be disconnected from the system board. Check visually that
the connector is connected firmly.
Check 1
Make sure the USB cable of the FDD is securely connected to the USB port.
USB FDD
System board
CN4610
CN4611
Make sure USB FDD is firmly connected to USB port. If the connection is loose,
connect firmly and repeat Procedure 2. If the problem still occurs, go to Check 2.
NOTE: When checking the connection, be sure to check it with care for the followings.
1. Cable can not be disconnected from the connector.
2. Cable is connected straight to the connector.
3. Cable is connected all the way seated in the connector.
4. Cable can not be broken.
Check 2
The USB FDD may be defective or damaged. Replace it with a new one. If the
FDD is still not functioning properly, perform Check 3.
Check 3
Replace the system board with a new one following the steps in Chapter 4,
Replacement Procedures
.
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[CONFIDENTIAL]
PORTEGE R200 Maintenance Manual (960-519)
Summary of Contents for Portege R200
Page 10: ...x CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 34: ...1 Hardware Overview 1 7 AC Adapter 1 20 CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...
Page 35: ... CONFIDENTIAL Chapter 2 Troubleshooting ...
Page 36: ...2 Troubleshooting 2 ii CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 2 ...
Page 40: ...2 Troubleshooting 2 vi CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...
Page 103: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 104: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 3 ...
Page 211: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 212: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 4 ...
Page 216: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...
Page 281: ... CONFIDENTIAL Appendices ...
Page 282: ...Appendices App ii CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...
Page 288: ...Appendices App viii CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...
Page 302: ...Appendices Appendix B Board Layout B 8 CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...
Page 338: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...
Page 346: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE R200 Maintenance Manual 960 519 ...