Installing The Cmos Battery - Lenovo Flex System x440 Compute Node Installation And Service Manual

Before you remove the CMOS battery, complete the following steps:
1. Read "Safety" on page iii
2. If the compute node is installed in a Flex System chassis, remove it (see
from a chassis" on page 880
3. Carefully lay the compute node on a flat, static-protective surface, orienting the compute node with the
bezel pointing toward you.
To remove the CMOS battery, complete the following steps:
Step 1. Remove the cover (see
Step 2. Locate the CMOS battery on the system board (see
Step 3. If a cover is over the CMOS battery, remove the cover.
Step 4. Pivot the CMOS battery toward the middle of the compute node.
Step 5. Lift the CMOS battery from the socket.
After you remove the CMOS battery, dispose of the CMOS battery as required by local ordinances or
regulations.

Installing the CMOS battery

Use this information to install a CMOS battery.
Before you install the CMOS battery, complete the following steps:
1. Read "Safety" on page iii
2. If the compute node is installed in a Flex System chassis, remove it (see
from a chassis" on page 880
3. Carefully lay the compute node on a flat, static-protective surface, orienting the compute node with the
bezel pointing toward you.
The following notes describe information that you must consider when you are replacing the CMOS battery in
the compute node:
• You must replace the CMOS battery with a lithium CMOS battery of the same type.
• 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 marketing representative or
authorized reseller.
• After you replace the CMOS battery, you must reconfigure the compute node and reset the system date
and time.
• To avoid possible danger, read and follow the following safety statement.
Statement 2
and "Installation guidelines" on page
for instructions).
"Removing the compute node cover" on page
and "Installation guidelines" on page
for instructions).
.
Chapter 7 Installing, removing, and replacing compute node components
879.
"Removing a compute node
888).
"System-board connectors" on page
879.
"Removing a compute node
18).
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