Remove an A2/L4 GPU air duct

Follow the instructions in this section to remove an A2/L4 GPU air duct.

About this task

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CAUTION

The power-control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.

Attention

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

• Power off the server and disconnect all power cords for this task. See Power off the server.

• Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static-sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system.

• If the server is in a rack, remove it from the rack.

• If foot stands are installed on the server, pivot them inwards and lay the server on its side for easier operation.

Procedure

1. Make preparations for this task.
   1. Remove the server cover. See Remove the server cover.
   2. If necessary, remove all flash power modules. See Remove a flash power module.
   3. Remove the air baffle. See Remove the air baffle.
   4. (Optional) If necessary, remove the fans and fan cage. See Remove a fan module and Remove the fan cage assembly.
      Attention

      All fan modules must be removed from the fan cage when handling the fan cage assembly.

      Note

      This step is optional.Do this step if the removal or installation of the A2/L4 GPU air duct(s) or FL PCIe adapter holder(s) cannot be proceeded smoothly within the chassis.
2. Press and hold the tab to release the air duct from the fan cage; then, remove the air duct from the fan cage.
   Figure 1. Removal of the A2/L4 GPU air duct
   
   

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