Service Manual

  
     (BIOS)
        (BIOS)   

       .
        (BIOS):
1.       .
2.    www.dell.com/support.
3.   Product support (  (           Submit ().
:            
      .
4.    Drivers & downloads (    ) > Find it myself (    ).
5.          .
6.      BIOS.
7.   Download ( (     BIOS     .
8.           BIOS .
9. 

      BIOS       .
  Windows    USB

:                 .        
 
       .
:    Windows             2      32  .
:     
          .
1.     USB   .
2.     .
3.   F12    Dell       .
  Preparing one-time boot menu (      ).
4.        USB  UEFI BOOT ( UEFI).
        Choose the keyboard layout (     ).
5.     .
6.   Choose an option (  (   Troubleshoot (    ).
7.   Recover from a drive (    ).
8.     :
Just remove my files (  (    .
Fully clean the drive (   (     .
9.   Recover ( (    .
 BIOS ( USB)
1.     1   7 "  BIOS "      .BIOS
2.   
    USB.         SLN143196   www.dell.com/support.
3.     BIOS        USB.
4.         USB       BIOS.
32
   63