Service Manual



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 - 
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 ePSA

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 ePSA ( 
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) ePSA   BIOS  BIOS     
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 

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 ePSA  FN+PWR 
•  
• 
•   
•  
•  
•  
   
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

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 ePSA

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
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
1. 
2.   <F12>  Dell  
3.    /  
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   Enter ()
     
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
4.   
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   
   
5. 
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   <Esc> Yes (/) 
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
6.    Run Tests()
7.     
 
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 Dell
 LED 
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

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 LED 
  /  LED      
 
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
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 1  LED  ( 1  9)    1.5 
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  LED   
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 LED  (1  9)
    LED 
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   LED  0.5 
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
  
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

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 LED       
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 

3.  LED 
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

   
 
2 1  CPU  
2 2   (  BIOS  ROM)   BIOS  
  
4
96 