2Troubleshooting Procedures
Satellite A660/A665 Series Maintenance Manual
2.18 MIC Troubleshooting
START
Perform MIC test
(Procedure 1)
Was a MIC problem
detect?
MIC is not faulty.
Continue troubleshooting-
refer to Figure 2-1
Replace system
board
Perform connector
and replacement
check
(Procedure 2)
Replace MIC line
END
Figure 2-17. MIC troubleshooting process
The MIC line or system board may be the reason of a MIC fault. Either of these two
components may be damaged. To determine if the computer’s MIC is functioning properly,
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