Service Manual

32 Fejlfinding................................................................................................................................66
Sådan opdateres BIOS'en.................................................................................................................................................. 66
Geninstallation af Windows via et USB-genoprettelsesdrev.........................................................................................66
Inddækning BIOS (USB-nøgle)..........................................................................................................................................66
Sådan udbedres en startfejl forårsaget USB-boot support........................................................................................... 67
Forbedret Pre-Boot System Assessment – ePSA-diagnosticering.............................................................................. 67
Sådan køres ePSA-diagnosticeringen......................................................................................................................... 67
System diagnostic lights.....................................................................................................................................................68
Frigivelse af statisk elektricitet.......................................................................................................................................... 68
WiFi-strømcyklus.................................................................................................................................................................69
33 Rekvirere hjælp og kontakte Dell................................................................................................ 70
6 Contents