HP Laptop Reference Guide - Windows 7

 System Diagnostics
  System Diagnostics                .
     System Diagnostics:
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Start-up Test)   —(            
.
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Run-In test)    —(  
          
 .
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Hard Disk Test)    —(             
       .            

 .
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Memory test)   —(        .      
    .
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Battery test)   —(      .        HP
     .

        System Diagnostics.
  System Diagnostics:
.

     .   “ Press the ESC key for Startup Menu) ”  Esc 
   (         esc . "   "   
f2.
.            .
:              esc.
 System Diagnostics 