Chapter 5: Jumpers and connectors ........................................................................................... 86
System board jumper settings....................................................................................................................................... 86
System board connectors............................................................................................................................................... 86
Disabling forgotten password.........................................................................................................................................87
Chapter 6: Getting help...............................................................................................................88
Contacting Dell EMC........................................................................................................................................................ 88
Documentation feedback................................................................................................................................................ 88
Accessing system information by using QRL............................................................................................................. 88
Quick Resource Locator for C6400 and C6420 systems.................................................................................. 89
Receiving automated support with SupportAssist .................................................................................................. 89
Recycling or End-of-Life service information............................................................................................................ 89
Chapter 7: Documentation resources...........................................................................................90
Contents 5