Replacing the battery in the fan power control

The following notes describe information that you must consider when replacing the battery in the fan power control.

When replacing the 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 battery, you must reconfigure the fan power control time settings.
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 install the replacement battery, complete the following steps:

Read the safety information that begins on Safety and Installation guidelines.
If the fan power control is installed in the NeXtScale n1200 Enclosure, remove it (see Removing the fan power control).
Make sure that the fan power control is on a flat, static-protective surface, with the release handle side up and the bezel pointing toward you.
Locate the battery.
Figure 1. Locate the battery
If a battery is already installed, remove it:
1. Using your fingernail, press the battery retaining clip. The battery should pop free.
  Figure 2. Battery removal
  
  Attention
  Do not lift the battery by using excessive force. Failing to remove the battery properly may damage the socket on the fan power control. Any damage to the socket may require replacing the fan power control.
2. Lift the battery from the socket.
Follow any special handling and installation instructions that come with the replacement battery.
Tilt the battery so that you can insert it into the socket.
Figure 3. Battery installation
As you slide the battery into place, press the battery down into the socket until it clicks into place.
Install the fan power control into the chassis (see Replacing an fan power control).
Start the Setup utility and reset the configuration.

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