Service Manual

32 Vianmääritys............................................................................................................................ 65
BIOS:in flash-päivitys..........................................................................................................................................................65
Windowsin asentaminen uudelleen USB-palautusasemasta..........................................................................................65
BIOS:in nollaaminen (USB-avain)......................................................................................................................................65
USB-käynnistystuen aiheuttaman käynnistysongelman korjaaminen...........................................................................66
ePSA (Enhanced Pre-boot System Assessment) -vianmääritys.................................................................................. 66
ePSA-diagnoosin suorittaminen...................................................................................................................................66
System diagnostic lights..................................................................................................................................................... 67
Jäännösvirran purkaminen..................................................................................................................................................67
Wi-Fin nollaaminen.............................................................................................................................................................. 68
33 Avun saaminen ja Dellin yhteystiedot..........................................................................................69
6 Contents