LCD Power rail test (L-BIST)................................................................................................................................. 109
LCD Built-in Self-Test (BIST).................................................................................................................................109
System-diagnostic lights................................................................................................................................................ 110
Recovering the operating system................................................................................................................................. 111
Real-Time Clock (RTC Reset)........................................................................................................................................111
Backup media and recovery options.............................................................................................................................111
Wi-Fi power cycle..............................................................................................................................................................111
Drain residual flea power (perform hard reset)........................................................................................................ 112
Chapter 10: Getting help and contacting Dell..............................................................................113
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