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CH222 Compute Node V100R001 User Guide 18

This document describes the appearance, functions, structure, and installation, removal, and configuration methods of the CH222 compute node.
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Installing a BIOS Battery

Installing a BIOS Battery

After removing a BIOS battery that is faulty or low in power, install a new one.

Scenarios

Install a BIOS battery in either of the following scenarios:

  • A faulty BIOS battery is removed.
  • A BIOS battery that is low in power is removed.

Figure 5-53 shows the position of the BIOS battery in the CH222.

Figure 5-53 Position of the BIOS battery

Prerequisites

Conditions

Data

Data preparation is not required for this operation.

Tools

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

Procedure

  1. Take a BIOS battery out of its ESD bag.
  2. Use the iron sheet on the slot to secure the battery side with no text, ensure that the + silkscreen on the battery corresponds to the + silkscreen in the slot, and insert the BIOS battery into the slot.

    Figure 5-54 Installing a BIOS battery

  3. Push the CH222 mainboard back in position. See step (1) in Figure 5-55.

    Figure 5-55 Installing the CH222 mainboard

  4. Use the Phillips screw to tighten the three captive screws on the CH222 mainboard. See step (2) in Figure 5-55.
  5. Connect the Mini-SAS cable to the RAID controller card.

    Ensure that the Mini-SAS cable connector is installed correctly. Figure 5-56 shows the correct direction.

    Figure 5-56 Connecting the Mini-SAS cable

  6. Connect the bridge board between the hard disk drawer and the expansion board, as shown in Figure 5-57.

    Figure 5-57 Connecting the bridge board

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Updated: 2019-08-16

Document ID: EDOC1000018075

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