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2 Troubleshooting 2.12 Sound
2-48 [CONFIDENTIAL] PORTEGE R200 Maintenance Manual (960-519)
Procedure 3 Replacement Check
• If headphone does not work properly, perform check 1.
• If internal microphone does not work properly, perform check 2.
• If speaker does not work properly, perform check 3.
Check 1 Headphone may be faulty. Replace it with a new one following the steps in
Chapter 4. If the problem still occurs, perform Check 5.
Check 2 Internal microphone may be faulty. Replace it with a new one following the steps
in Chapter 4. If the problem still occurs, perform Check 5.
Check 3 Speaker may be faulty. Replace it with a new one following the steps in Chapter 4.
If the problem still occurs, perform Check 4.
Check 4 SP FPC may be faulty. Replace it with a new one following the steps in Chapter 4.
If the problem still occurs, perform Check 5.
Check 5 System board may be faulty. Replace it with a new one following the instructions
in Chapter 4.