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Remove the P48V bus bar

Use this information to remove the P48V bus bar.

About this task

Attention

  • Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.

  • Turn off the corresponding DWC tray that you are going to perform the task on.

  • Disconnect all external cables from the enclosure.

  • Use extra force to disconnect QSFP cables if they are connected to the solution.

  • To avoid damaging the water loop, always use the water loop carrier when removing, installing or folding the water loop.

Watch the procedure
  • A video of this procedure is available at YouTube.

Procedure

  1. Make preparations for this task.
    1. Remove the tray from the enclosure. See Remove a tray from the enclosure.
    2. Remove the tray cover. See Remove the tray cover.
    3. Remove the cross bar. See Remove the cross bar.
    4. Remove the bus bar connector module. See Remove the bus bar connector module.
    5. Remove the PCIe adapter riser assembly. See Remove a ConnectX-7 NDR 200 adapter riser assembly, Remove a ConnectX-7 NDR 400 adapter riser assembly, Remove a ConnectX-8 XDR adapter riser assembly, or Remove the OSFP module.
    6. Remove the E3.S drive cages. see Remove an E3.S front drive cage assembly.
    7. Remove the water loop from the tray. See Remove the water loop.
  2. Loosen four (4x) PH2 thumb screws and remove three (3x) T10 screws from the P48V bus bar.
    Figure 1. Removing screws from the P48V bus bar

  3. Remove the P48V bus bar from the tray.
    Figure 2. Removing the P48V bus bar

After you finish

If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.