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Install the PSU interposer

Follow instructions in this section to install the PSU interposer. The procedure must be executed by a trained technician.

About this task

Attention
  • Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.
  • Touch the static-protective package that contains the component to any unpainted metal surface on the server; then, remove it from the package and place it on a static-protective surface.
  • Two people and one lifting device on site that can support up to 400 lb (181 kg) are required to perform this procedure. If you do not already have a lifting device available, Lenovo offers the Genie Lift GL-8 material lift that can be purchased at Data Center Solution Configurator. Make sure to include the Foot-release brake and the Load Platform when ordering the Genie Lift GL-8 material lift.
Firmware and driver download: You might need to update the firmware or driver after replacing a component.

Procedure

  1. Align the PSU interposer with its connectors on the power distribution board; then, press the PSU interposer into the connectors until it is fully seated.
  2. Pull out the two plungers.
  3. Rotate the two release latches down until they stop.
    Figure 1. PSU interposer installation
    PSU interposer installation
  4. Connect the cables to the PSU interposer. See below more information.

After you finish

  1. Reinstall the 8U GPU shuttle. See Install the 8U GPU shuttle.
  2. Reinstall all the 2.5-inch hot-swap drives or drive bay fillers (if any) into the drive bays. See Install a 2.5-inch hot-swap drive
  3. Reinstall all the front fans. See Install a hot-swap fan (front and rear).
  4. Reinstall all the power supply units. See Install a hot-swap power supply unit.
  5. Complete the parts replacement. See Complete the parts replacement.