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Sun Server X4-8 Service Manual

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Updated: March 2018

Replace the Real Time Clock (System) Battery

This is an internal component accessed from the rear of the server by removing the SMOD. Perform this procedure to replace a failed system battery.

Before You Begin

  • For component serviceability, locations, and designations, see About System Components.

  • The system battery type: CR 2032

  1. Prepare the server for cold service. See Prepare the Server for Cold Service.
  2. Remove the SMOD. See Remove the SMOD.
  3. Set the SMOD on a flat surface with the back side facing toward you.

    The RTC battery is located on the SMOD motherboard.

    image:An illustration showing the location of the system                                 battery.
  4. To remove the battery, pull it up and out of its holder.
    image:An illustration showing the removal of the system                                 battery.
  5. To orient the replacement battery, ensure that the positive (+) side of the battery is facing the holder.
  6. To install the battery, set it in the holder and push it inward.

    The battery snaps into place.

    image:An illustration showing the installation of the system                                 battery.
  7. Ensure that the battery is properly seated in its holder.

    The battery must be square in the holder.

    Note -  If necessary, once the server is operational, access the BIOS Setup Utility to set the clock.

Next Steps