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Een systeeminstallatiewachtwoord toewijzen..................................................................................................... 141
Een bestaand systeeminstallatiewachtwoord verwijderen of wijzigen.......................................................... 141
CMOS-instellingen wissen............................................................................................................................................. 142
Het wissen van BIOS (System Setup)- en systeemwachtwoorden....................................................................142
Chapter 6: Problemen oplossen..................................................................................................143
Afhandeling van opgezette lithium-ionbatterijen..................................................................................................... 143
Dell SupportAssist Pre-Boot System prestatiecontrole uitvoeren...................................................................... 144
De PerformanceAssist Pre-Boot System prestatiecontrole uitvoeren......................................................... 144
Geïntegreerde zelftest (BIST)......................................................................................................................................144
M-BIST......................................................................................................................................................................... 144
LCD-voedingsrailtest (L-BIST)...............................................................................................................................145
Geïntegreerde zelftest (BIST) voor lcd's.............................................................................................................145
Diagnostische lampjes systeem....................................................................................................................................146
Het besturingssysteem herstellen............................................................................................................................... 147
De Real Time Clock (RTC Reset).................................................................................................................................147
Back-upmedia en herstelopties.................................................................................................................................... 147
Wifi-stroomcyclus............................................................................................................................................................ 147
Reststroom afvoeren (hard reset uitvoeren)............................................................................................................147
Chapter 7: Behulpzame informatie vinden.................................................................................. 149
Contact opnemen met Dell............................................................................................................................................149
6
Contents
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Inhoudsopgave
