M-BIST......................................................................................................................................................................... 107
LCD Power rail test (L-BIST)................................................................................................................................. 108
LCD Built-in Self Test (BIST)................................................................................................................................. 108
System diagnostic lights................................................................................................................................................ 108
Recovering the operating system................................................................................................................................ 110
Real Time Clock—RTC reset.........................................................................................................................................110
Backup media and recovery options............................................................................................................................110
WiFi power cycle............................................................................................................................................................... 111
Drain residual flea power (perform hard reset)......................................................................................................... 111
Chapter 6: Getting help and contacting Dell............................................................................... 112
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