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Removing the system battery

Use this information to remove the system battery.

The following notes describe information that you must consider when replacing the battery:

  • Lenovo has designed this product with your safety in mind. The lithium battery must be handled correctly to avoid possible danger. If you replace the battery, you must adhere to the following instructions.
    Note
    In the U. S., call 1-800-IBM-4333 for information about battery disposal.
  • If you replace the original lithium battery with a heavy-metal battery or a battery with heavy-metal components, be aware of the following environmental consideration. Batteries and accumulators that contain heavy metals must not be disposed of with normal domestic waste. They will be taken back free of charge by the manufacturer, distributor, or representative, to be recycled or disposed of in a proper manner.
  • To order replacement batteries, call 1-800-IBM-SERV within the United States, and 1-800-465-7999 or 1-800-465-6666 within Canada. Outside the U.S. and Canada, call your support center or business partner.
    Note
    After you replace the battery, you must reconfigure the server and reset the system date and time.
    Statement 2
    safety statement 2
    CAUTION
    When replacing the lithium battery, use only Part Number 33F8354 or an equivalent type battery recommended by the manufacturer. If your system has a module containing a lithium battery, replace it only with the same module type made by the same manufacturer. The battery contains lithium and can explode if not properly used, handled, or disposed of.
    Do not:
    • Throw or immerse into water
    • Heat to more than 100°C (212°F)
    • Repair or disassemble

    Dispose of the battery as required by local ordinances or regulations.

To remove the system-board battery, complete the following steps:

CMOS battery and NMI button locations

  1. Read the safety information and installation guidelines, see Safety and Installation guidelines.
  2. Turn off the server (see Turning off the server) and all attached peripheral devices. Disconnect all power cords; then, disconnect all external cables as necessary to replace the device.
  3. Remove the top cover (see Removing the server top cover).
  4. Disconnect the cables from the adapters in the PCI riser-card assembly and remove the PCI riser assembly from the server. (see Removing a PCI riser-card assembly).
  5. Remove the system-board battery:
    1. Use one finger to push the battery horizontally out of its housing.
      remove system board battery
    2. Use your thumb and index finger to lift the battery from the socket.
  6. Dispose of the battery as required by local ordinances or regulations. See the Environmental Notices and User's Guide on the Documentation CD for more information.