Owners Manual
Table Of Contents
- Dell EMC PowerEdge R940xa Installation and Service Manual
- 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
1. Follow the safety guidelines listed in Safety instructions.
2. Follow the procedure listed in Before working inside your system.
3. Remove the following:
a. Support bar
b. Air shrouds
c. Cooling fan assembly
d. Processor and heat sink module
e. Processor
f. Expansion card risers
g. Expansion cards
h. iDSDM/vFlash card
i. Internal USB key
j. USB 3.0 module(if installed)
k. Memory modules
l. Network daughter card
Steps
1. Disconnect all cables from the system board.
CAUTION: Take care not to damage the system identification button while removing the system board from
the system.
NOTE: Do not remove the power interposer board cable from the risers.
CAUTION: Do not lift the system board by holding a memory module, processor, or other components.
2. Pull the system board plungers and slide the system board towards the front of the system to release the system board from
the chassis.
3. Incline the system board at an angle, and lift the system board out of the system.
Figure 114. Removing the system board
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Installing and removing system components