Dell Precision 3580 Owner's Manual page 7

System-diagnostic lights................................................................................................................................................ 151
Recovering the operating system................................................................................................................................152
Real-Time Clock (RTC Reset)...................................................................................................................................... 152
Backup media and recovery options........................................................................................................................... 153
Wi-Fi power cycle............................................................................................................................................................ 153
Drain residual flea power (perform hard reset)........................................................................................................153
Chapter 11: Getting help and contacting Dell.............................................................................. 154
Contents 7