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2 Troubleshooting Procedures
Satellite L450D/455D, Satellite pro L450D Series Maintenance Manual
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Procedure 1 CPU replacement check
Refer to Chapter 4, Replacement Procedures, for instructions on how to disassemble the
computer and then perform the following checks.
If there is still an error after replacement CPU, go to Procedure 2.
Procedure 2 Thermal Module replacement check
Refer to Chapter 4, Replacement Procedures, for instructions on how to disassemble the
computer and then perform the following checks.
If there is still an error after replacement Thermal Module, go to Procedure 2.
Procedure 3 System board replacement check
Replace the system board with a new one following the steps in Chapter 4.