- Notes, cautions, and warnings
- Dell EMC PowerEdge T640 overview
- Initial system setup and configuration
- Installing and removing system components
- Safety instructions
- Before working inside your system
- After working inside your system
- Optional front bezel
- System feet
- Caster wheels – optional
- Drives
- Removing a drive blank
- Installing a drive blank
- Removing a drive carrier
- Installing a drive carrier
- Removing the drive from the drive carrier
- Installing a drive into the drive carrier
- Removing a 3.5 inch drive adapter from a 3.5 inch drive carrier
- Installing a 3.5 inch drive adapter into the 3.5 inch drive carrier
- Removing a 2.5 inch drive from a 3.5 inch drive adapter
- Installing a 2.5 inch drive into a 3.5 inch drive adapter
- Power supply units
- System cover
- Inside the system
- Air shroud
- Cooling fans
- Cooling fan (middle fan) assembly
- Flex bays
- Optical drives and tape drives
- NVDIMM-N battery
- System memory
- Processors and heat sinks
- Expansion card holder
- GPU card holder (optional)
- Expansion cards
- Optional GPU card
- NVLink bridge
- M.2 SSD module
- Optional MicroSD or vFlash card
- Optional IDSDM or vFlash module
- Backplane
- Backplane cabling
- Integrated storage controller card
- System battery
- Optional internal USB memory key
- Control panel assembly
- Trusted Platform Module
- System board
- Power interposer boards
- Converting the system from tower mode to rack mode
- System diagnostics
- Getting help
Dell Technologies PowerEdge T640 Installation and Service Manual
Installing the NVDIMM-N battery
Prerequisites
CAUTION: To avoid damage to
the battery connector, you must firmly support the connector while
installing or removing a battery.
Follow the safety guidelines listed in Safety instructions.
Steps
- Install the NVDIMM-N battery into the battery cage
- Using the Phillips #2 screwdriver, tighten the screw to secure the NVDIMM-N battery.
- Connect the cables to the NVDIMM-N battery.
Figure 1. Installing the NVDIMM-N battery 
Next steps
- Install the NVDIMM-N battery cage.
- Follow the procedure listed in After working inside your system.
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