IBM Storwize V7000 Unified Problem Determination Manual page 346

CAUTION:
The battery is a lithium ion battery. To avoid possible explosion, do not burn.
(C007)
Attention: Even though many of these components are hot-swappable, they are
intended to be used only when your system is not active (no I/O operations). If
your system is powered on and processing I/O operations, go to the management
GUI and follow the fix procedures. Initiating the replacement actions without the
assistance of the fix procedures can result in loss of data or loss of access to data.
Even though many of these components are hot-swappable, they are intended to
be used only when your system is not active (no I/O operations). If your system is
powered on and processing I/O operations, go to the management GUI and follow
the fix procedures. Initiating the replacement actions without the assistance of the
fix procedures can result in loss of data or loss of access to data.
Be careful when you are replacing the hardware components that are located in the
back of the system that you do not inadvertently disturb or remove any cables that
you are not instructed to remove.
About this task
Each power supply unit in a control enclosure contains an integrated battery that
is used during temporary short-term power outages. You must replace the battery
with the exact same model.
To replace the battery in the power supply unit of the control enclosure, perform
the following steps:
Procedure
1. Read the safety information to which "Preparing to remove and replace parts"
2. Follow the removing steps of the replacing a power-supply unit procedure. Go
3. Remove the battery, as shown in Figure 93 on page 319.
318
Storwize V7000 Unified: Problem Determination Guide 2073-720
on page 295 refers.
to "Replacing a Storwize V7000 Gen1 power supply unit for a control
enclosure" on page 306.