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CH225 V3 Compute Node V100R001 User Guide 07

This document describes the appearance, functions, and structure of the CH225 V3 storage expansion compute node (CH225 V3 for short), and methods of installing, removing, and configuring the CH225 V3.
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Removing the RAID Controller Card

Removing the RAID Controller Card

This section describes the precautions and procedure for removing the RAID controller card from a CH225 V3.


Remove a RAID controller card in any of the following scenarios:

  • The RAID controller card is faulty.
  • The RAID controller card needs to be replaced by a newer model.

Figure 8-58 shows the position of the RAID controller card on the CH225 V3.

Figure 8-58 Position of the RAID controller card




Data preparation is not required for this operation.


  • Electrostatic discharge (ESD) gloves.
  • M3 phillips screwdriver.
  • Packing materials, for example, ESD bag.


  1. Determine whether the RAID controller card needs to be replaced.

  2. Use a Phillips screwdriver to remove the two screws that secure the RAID controller card. See step (1) in Figure 8-59.

    Figure 8-59 Removing a RAID controller card

  3. Lift the RAID controller card away from the connector on the mainboard. See step (2) in Figure 8-59.
  4. Place the removed RAID controller card in an ESD bag.
Updated: 2019-07-10

Document ID: EDOC1000095351

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