Chapter 1: About this document.................................................................................................... 6
Chapter 2: Dell PowerEdge XR4000w system configurations and features ....................................7
System configurations - front view for PowerEdge XR4000w................................................................................7
System configurations - inside view for PowerEdge XR4000w.............................................................................. 8
Locating the Express Service Code and Service Tag.................................................................................................8
Chapter 3: Technical specifications............................................................................................. 10
Sled dimensions .................................................................................................................................................................10
System weight.................................................................................................................................................................... 10
Processor specifications................................................................................................................................................... 11
Supported operating systems..........................................................................................................................................11
Memory specifications.......................................................................................................................................................11
Storage specifications....................................................................................................................................................... 11
Ports and connectors specifications..............................................................................................................................11
USB ports specifications............................................................................................................................................. 11
NIC port specifications................................................................................................................................................ 11
Serial connector specifications..................................................................................................................................11
Environmental specifications........................................................................................................................................... 11
Environmental Considerations...................................................................................................................................12
Thermal restriction matrix..........................................................................................................................................13
Chapter 4: Initial system setup and configuration........................................................................ 15
Pre-operating system management applications....................................................................................................... 15
Witness BIOS POST codes..............................................................................................................................................15
Using the system................................................................................................................................................................16
Witness serial communication...................................................................................................................................16
Connecting to Witness via serial.............................................................................................................................. 17
Witness serial communication................................................................................................................................... 18
User interfaces: iDRAC............................................................................................................................................... 19
User interfaces: iDRAC GUI.......................................................................................................................................19
User interfaces: Redfish............................................................................................................................................ 22
User interfaces: RACADM.........................................................................................................................................23
User interfaces: IPMI..................................................................................................................................................26
Witness host.................................................................................................................................................................26
Witness serial communication.................................................................................................................................. 26
Witness power operations.........................................................................................................................................26
Witness power operations: Witness power button............................................................................................. 27
Witness power button LED behavior......................................................................................................................28
Witness power operations: iDRAC.......................................................................................................................... 28
Witness server power status is identified in GUI:................................................................................................28
Witness power operations: Redfish........................................................................................................................ 29
Witness power operations: RACADM.....................................................................................................................30
Witness power operations: host.............................................................................................................................. 30
Contents
Contents 3