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OceanStor 9000 V300R006C10 Parts Replacement 06

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
Replacing a Front Mounting Ear Plate

Replacing a Front Mounting Ear Plate

The storage node has two front mounting ears. One is on the left of its front panel, and the other is on the right. This topic uses the front mounting ear on the left as an example.

Impact on the System

  • Before replacing the front mounting ear plate, you must power off the storage node. This will adversely affect the services running on the node. Exercise caution when performing this operation.

Prerequisites

  • The replacement front mounting ear plate is ready.
  • You have recorded the cable mapping of the device, securely stopped the services, executed a shut-down command in the operating system to power off the storage node.

Tools and Materials

  • Flat-head screwdrivers
  • Phillips screwdrivers
  • ESD gloves
  • ESD wrist straps
  • ESD bags
  • Labels

Procedure

  1. Wear an ESD wrist strap or ESD gloves.
  2. Use the KVM to log in to the operating system of the node, enter user name root and its password (default: Root@storage), and run poweroff command to power off the node.

    Wait until the KVM has no output. The power-off is complete.

  3. Removing the front mounting ear.
    1. Loosen the screws that secure the front mounting ear to the storage node. See step (1) in Figure 3-69.
    2. Pull out the front mounting ear in the arrow direction. See step (2) in Figure 3-69.
    3. Loosen the screws on the front mounting ear. See step (3) in Figure 3-69.
    4. Remove the front mounting ear in the arrow direction. See step (4) in Figure 3-69.

    Figure 3-69  Removing a front mounting ear

  4. Remove the front mounting ear plate. Remove the cable from the mounting ear plate, and remove the mounting ear plate in the arrow direction. See Figure 3-70.

    Figure 3-70  Removing a front mounting ear plate

  5. Place the removed front mounting ear plate in the ESD bag.
  6. Take the spare front mounting ear plate out of its ESD bag.
  7. Install front mounting ear plate.
    1. Connect the cable to the front mounting ear plate and install the front mounting ear plate in the arrow direction. See step (1) in Figure 3-71.
    2. Tighten the screws. See step (2) in Figure 3-71.

    Figure 3-71  Installing a front mounting ear plate

  8. Installing a front mounting ear.
    1. Push the front mounting ear in the arrow direction. See step (1) in Figure 3-72.
    2. Tighten the screws. See step (2) in Figure 3-72.
    3. Install the front mounting ear on the side of the chassis front panel and tighten the screws on the mounting ear. See steps (3) and (4) in Figure 3-72.

    Figure 3-72  Installing a front mounting ear

  9. Power on the storage node.

Follow-up Procedure

After replacing the front mounting ear plate, label the replaced front mounting ear plate to facilitate subsequent operations.

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Updated: 2019-02-25

Document ID: EDOC1000162172

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