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Replacing the system battery

Use this information to replace the system battery.

The following notes describe information that you must consider when replacing the system-board battery in the server.

  • When replacing the system-board battery, you must replace it with a lithium battery of the same type from the same manufacturer.
  • To order replacement batteries, call 1-800-426-7378 within the United States, and 1-800-465-7999 or 1-800-465-6666 within Canada. Outside the U.S. and Canada, call your Lenovo sales representative or Lenovo reseller.
  • After you replace the system-board battery, you must reconfigure the server and reset the system date and time.
  • To avoid possible danger, read and follow the following safety statement.
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 install the replacement system-board battery, complete the following steps:

CMOS battery and NMI button locations

  1. Follow any special handling and installation instructions that come with the replacement battery.
  2. Insert the new battery:
    1. Position the battery so that the positive (+) symbol is facing you.
      insert system board battery
    2. Place the battery into its socket, and press the battery toward the housing until it clicks into place. Make sure that the battery clip holds the battery securely.
  3. Reinstall the PCI riser-card (see Installing a PCIe riser-card assembly) and reconnect the cables to the adapters.
  4. Install the cover (see Replacing the server top cover).
  5. Slide the server into the rack.
  6. Reconnect the external cables; then, reconnect the power cords and turn on the peripheral devices and the server.
    Note
    You must wait approximately 10 seconds after you connect the server to input power before the power-on button becomes active.
  7. Start the Setup utility and reset the configuration.
    • Set the system date and time.
    • Set the power-on password.
    • Reconfigure the server.

    See Using the Setup utility for details.