Toshiba PRO L645 사용자 설명서

  If External microphone/Headphone does not work properly, perform check 1.  

  If internal microphone /Speaker do not work properly, perform check 2. 

  If HP o

heck 3. 

  If Volume control does not work properly, perform check 4. 

 

Check 1 

External microphone/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 /Speaker 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 

HP out may be faulty. Replace it with a new one following the steps in Chapter 4. 
If the problem still occurs, perform Check 5. 

Check 4 

Volume control may be faulty. Replace it with a new one following the steps in 
Chapter 4.  

Check 5 

Flat cables between LCD and system board may be faulty. Replace it with new 
cable following the instructions in Chapter 4.  

ut does not work properly, perform c