Diagnostische lampjes systeem......................................................................................................................................... 79
Het besturingssysteem herstellen......................................................................................................................................81
De Real Time Clock (RTC Reset).......................................................................................................................................81
Het BIOS updaten in Windows........................................................................................................................................... 81
Back-upmedia en herstelopties......................................................................................................................................... 82
Wifi-stroomcyclus................................................................................................................................................................82
Reststroom verwijderen......................................................................................................................................................82
Contact opnemen met Dell................................................................................................................................................ 83
Inhoudsopgave
5