Moving the NVDIMM battery

When replacing the controller module, you must move the NVRAM battery from the impaired controller module to the replacement controller module


  1. Open the air duct cover and locate the NVDIMM battery in the riser.

    Air duct riser
    NVDIMM battery plug
    NVDIMM battery pack
    Attention: The NVDIMM battery control board LED blinks while destaging contents to the flash memory when you halt the system. After the destage is complete, the LED turns off.
  2. Locate the battery plug and squeeze the clip on the face of the battery plug to release the plug from the socket, and then unplug the battery cable from the socket.
  3. Grasp the battery and lift the battery out of the air duct and controller module.
  4. Move the battery pack to the replacement controller module and then install it in the NVDIMM air duct:
    1. Insert the battery pack into the slot and press firmly down on the battery pack to make sure that it is locked into place.
    2. Plug the battery plug into the riser socket and make sure that the plug locks into place.