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Chapter 2 Troubleshooting Procedures
2.17 Microphone Troubleshooting
Microphone troubleshooting can following below procedures as instructed.
Procedure 1: Sound Recorder Execution Check
Procedure 2: Connect Check and Replacement Check
Procedure 1 Sound Recorder Execution Check
Open accessory to find sound recorder tool, try to record a length of sound, and then replay it
to see if microphone is working normal. If not, go to Procedure 2.
Procedure 2 Connect Check and Replacement Check
The Microphone is combined with CCD cable which is connected to system board. If
microphone malfunctions, its connection may be defective or CCD cable and system board
may be faulty.
Check 1 Make sure the other side of CCD cable is correctly and firmly inserted to the CN1
in MB. If the problem still occurs, perform Check 2.
Check 2 CCD cable or Microphone may be faulty. Replace it with a new one. If the
problem still occurs, perform Check 3.
Check 3 System board may be faulty. Replace it with a new one following the instruction in
Chapter 4.
Satellite L600D/L640D/L645D, Satellite Pro L600D/Pro L640D/Pro L645D Maintenance Manual (960-Q08)