3 Troubleshooting.................................................................................................. 25Diagnostic Power LED Codes......................................................................................................... 25Diagnostic Error Messages..............................................................................................................26System Error Messages................................................................................................................... 304 System Setup........................................................................................................ 33System Setup Overview.................................................................................................................. 33Enter System Setup......................................................................................................................... 33System Setup Options.....................................................................................................................33Main........................................................................................................................................... 33Advanced................................................................................................................................... 34Boot........................................................................................................................................... 35Power.........................................................................................................................................36Security...................................................................................................................................... 36Exit............................................................................................................................................. 365 Specifications........................................................................................................376 Contacting Dell.................................................................................................... 41Contacting Dell............................................................................................................................... 41