Service Manual

    ...................................................68
.......................................................................................................68
 .............................................................................................68
  ................................................................69
 .........................................................................................69
.......................................................................................................69
   ........................................................73
.......................................................................................................73
 .............................................................................................73
      BIOS.............................................................74
  ...............................................................75
 .........................................................................................75
.......................................................................................................75
   .......................................................78
.......................................................................................................78
 .............................................................................................78
      ................................79
 .........................................................................................79
.......................................................................................................79
       .........................81
.......................................................................................................81
 ..............................................................................................81
     ...............................82
 .........................................................................................82
.......................................................................................................82
7