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 marketing representative or authorized 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

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 replace the system-board battery, complete the following steps:

1. Read the safety information that begins in 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. Disconnect all external cables and power cords.
4. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
   Attention

   Do not allow the server to fall over.
5. Remove the left-side cover (see Removing the left-side cover).
6. Remove the air baffle (see Removing the air baffle).
7. Remove the fan assembly (see Removing the fan assembly).
8. Remove the system battery:
   1. If there is a rubber cover on the battery holder, use your fingers to lift the battery cover from the battery connector.
   2. Use one finger to tilt the battery horizontally out of its socket, pushing it away from the socket.
      Attention

      Neither tilt nor push the battery by using excessive force.
   3. Use your thumb and index finger to lift the battery from the socket.
      
      
      
      Attention

      Do not lift the battery by using excessive force. Failing to remove the battery properly may damage the socket on the system board. Any damage to the socket may require replacing the system board.
9. Insert the new battery:
   1. Position the battery so that the positive (+) symbol is facing you.
   2. Place the battery into its socket until it clicks into place. Make sure that the battery clip holds the battery securely.
      
      
10. Install the cover (see Replacing the left-side cover).
11. Reconnect the external cables and power cords; then, turn on the attached devices and turn on the server.
    Note

    You must wait approximately 3 minutes after you connect the server power cord to an electrical outlet before the power-control button becomes active.
12. Start the Setup utility and reset the configuration:
    1. Set the system date and time.
    2. Set the power-on password.
    3. Re-configure the server.

    See Starting the Setup utility.
13. Dispose of the battery as required by local ordinances or regulations. See the Lenovo Environmental Notices and User's Guide on the Lenovo Documentation CD for more information.