Service Manual

Table Of Contents
Clearing BIOS (System Setup) and System passwords.......................................................................................... 90
Chapter 5: Troubleshooting......................................................................................................... 91
Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................ 91
Running the SupportAssist Pre-Boot System Performance Check.................................................................91
System-diagnostic lights.................................................................................................................................................. 91
Recovering the operating system................................................................................................................................. 93
Real Time ClockRTC reset......................................................................................................................................... 93
Backup media and recovery options.............................................................................................................................94
WiFi power cycle............................................................................................................................................................... 94
System limitations............................................................................................................................................................. 94
Chapter 6: Getting help and contacting Dell................................................................................ 96
Contents 5