IBM Storwize V7000 Maintenance Manual page 110

CAUTION:
The battery is a lithium ion battery. To avoid possible explosion, do not burn.
Exchange only with the IBM-approved part. Recycle or discard the battery as
instructed by local regulations. In the United States, IBM has a process for the
collection of this battery. For information, call 1-800-426-4333. Have the IBM part
number for the battery unit available when you call. (C007)
Attention: If your system is powered on and performing I/O operations, go to
the management GUI and follow the fix procedures. Performing the replacement
actions without the assistance of the fix procedures can result in loss of data or
access to data.
Even though many of these procedures are hot-swappable, these procedures are
intended to be used only when your system is not up and running and performing
I/O operations. Unless your system is offline, go to the management GUI and
follow the fix procedures.
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.
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:
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 33 on page 95.
94
Storwize V7000: Troubleshooting, Recovery, and Maintenance Guide
on page 79 refers.
to "Replacing a power supply unit for a control enclosure" on page 85.