Owners Manual
Table Of Contents
- Dell EMC PowerEdge R940xa Installation and Service Manual
- Contents
- About this document
- PowerEdge R940xa system overview
- Initial system setup and configuration
- Installing and removing system components
- Safety instructions
- Before working inside your system
- After working inside your system
- Recommended tools
- Front bezel
- Drives
- System cover
- Support bar
- Cooling fans
- Cooling fan assembly
- Optional USB 3.0 module
- Optional optical drive
- Control panel
- Air shroud
- NVDIMM-N battery
- Drive backplane
- System memory
- Processors and heat sinks
- Expansion cards and expansion card risers
- Expansion card installation guidelines
- Removing the expansion card riser
- Installing the expansion card riser
- Removing the expansion card from the riser
- Installing the expansion card in the riser
- Removing the expansion card from the system board
- Installing the expansion card on the system board
- GPU card installation guidelines
- Removing the GPU
- Installing the GPU
- M.2 SSD module
- Optional IDSDM or vFlash module
- Network daughter card
- System battery
- Optional internal USB memory key
- Power supply units
- Power interposer board
- Trusted Platform Module
- System board
- Jumpers and connectors
- System diagnostics and indicator codes
- Getting help
- Documentation resources
M.2 SSD module............................................................................................................................................................... 115
Removing the M.2 BOSS module........................................................................................................................... 115
Installing the M.2 BOSS module............................................................................................................................. 116
Optional IDSDM or vFlash module................................................................................................................................ 117
Removing the MicroSD card.................................................................................................................................... 117
Installing the MicroSD card...................................................................................................................................... 118
Removing the IDSDM or vFlash module............................................................................................................... 119
Installing the IDSDM or vFlash module..................................................................................................................119
Network daughter card.................................................................................................................................................. 120
Removing the network daughter card..................................................................................................................120
Installing the network daughter card.....................................................................................................................121
System battery.................................................................................................................................................................122
Replacing the system battery................................................................................................................................. 122
Optional internal USB memory key..............................................................................................................................123
Replacing the optional internal USB memory key.............................................................................................. 123
Power supply units.......................................................................................................................................................... 124
Hot spare feature.......................................................................................................................................................124
Removing a power supply unit blank.....................................................................................................................124
Installing the power supply unit blank...................................................................................................................125
Removing a power supply unit................................................................................................................................125
Installing the power supply unit..............................................................................................................................126
Wiring instructions for a DC power supply unit.................................................................................................. 127
Power interposer board..................................................................................................................................................128
Removing the power interposer board................................................................................................................. 128
Installing the power interposer board................................................................................................................... 129
Trusted Platform Module...............................................................................................................................................130
Upgrading the Trusted Platform Module............................................................................................................. 130
Initializing TPM for BitLocker users....................................................................................................................... 131
Initializing the TPM 1.2 for TXT users...................................................................................................................132
Initializing the TPM 2.0 for TXT users.................................................................................................................. 132
System board....................................................................................................................................................................132
Removing the System Board...................................................................................................................................132
Installing the system board......................................................................................................................................134
Restore the service tag using Easy Restore....................................................................................................... 135
Chapter 5: Jumpers and connectors .......................................................................................... 137
System board connectors..............................................................................................................................................138
System board jumper settings......................................................................................................................................140
Disabling a forgotten password....................................................................................................................................140
Chapter 6: System diagnostics and indicator codes ...................................................................142
Status LED indicators..................................................................................................................................................... 142
System health and system ID indicator codes..........................................................................................................143
iDRAC Quick Sync 2 indicator codes.......................................................................................................................... 143
iDRAC Direct LED indicator codes.............................................................................................................................. 144
NIC indicator codes.........................................................................................................................................................144
Power supply unit indicator codes...............................................................................................................................145
Drive indicator codes...................................................................................................................................................... 146
System diagnostics..........................................................................................................................................................147
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