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Install the CMOS battery (CR2032)

Follow instructions in this section to install the CMOS battery (CR2032).

About this task

S004
Attention
CAUTION

When replacing the lithium battery, use only Lenovo specified part number or an equivalent type of 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.

S005
Attention
CAUTION
The battery is a lithium ion battery. To avoid possible explosion, do not burn the battery. Exchange it only with the approved part. Recycle or discard the battery as instructed by local regulations.
Attention
  • Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.
  • Two people and one lifting device on site that can support up to 400 lb (181 kg) are required to perform this procedure. If you do not already have a lifting device available, Lenovo offers the Genie Lift GL-8 material lift that can be purchased at Data Center Solution Configurator. Make sure to include the Foot-release brake and the Load Platform when ordering the Genie Lift GL-8 material lift.
Important
The following notes describe information that you must consider when you are replacing the CMOS battery in the server:
  • You must replace the CMOS battery with a lithium CMOS battery of the same type from the same manufacturer.
  • After you replace the CMOS battery, you must reconfigure the server and reset the system date and time.

Procedure

  1. Follow any special handling and installation instructions that come with the CMOS battery.
  2. Locate the battery socket on the system board.
    Figure 1. CMOS battery location
    CMOS battery location
    1 CMOS battery location
  3. Touch the static-protective package that contains the new part to any unpainted surface on the outside of the server; then, take the new part out of the package and place it on a static-protective surface.
  4. Install the CMOS battery.
    1. Tilt the CMOS battery and insert it to the positive end on the socket, and make sure that the CMOS battery goes tight to the metal clip.
    2. Press the CMOS battery down until it clicks into the socket.
      Figure 2. CMOS battery installation
      CMOS battery installation

After you finish

  1. Reinstall the system shuttle. See Install the system shuttle.
  2. Complete the parts replacement. See Complete the parts replacement.
  3. Reconfigure the server and reset the system date and time.