IBM Storwize V7000 Unified Problem Determination Manual page 168

About this task
Important: The file module has two power supplies for redundancy. Do not
replace a power supply while the file module is powered on. Both power supplies
are required to provide redundancy to the file module. Follow the procedures in
"Removing a file module to perform a maintenance action" on page 55 to power
off the file module before replacing a power supply.
To remove a power supply, complete the following steps.
Procedure
1. To help you work safely with Storwize V7000 Unified file module, read the
2. Turn off the file module and peripheral devices.
3. Disconnect the power cord from the power supply that you are removing.
4. Grasp the power-supply handle.
5. Press the orange release latch to the left and hold it pressed.
6. Pull the power supply part of the way out of the bay.
7. Release the release latch; then, support the power supply and pull it the rest of
8. If you are instructed to return the power supply, follow all packaging
Installing a hot-swap ac power supply
The following procedure is for a Tier 1 customer replaceable unit (CRU).
Replacement of Tier 1 CRUs is your responsibility. If IBM installs a Tier 1 CRU at
your request, you will be charged for the installation. Service agreements can be
purchased so that you can ask IBM to replace these units.
About this task
The file module supports a maximum of two hot-swap ac power supplies.
The following notes describe the type of power supply that the server supports
and other information that you must consider when you install a power supply:
144
Storwize V7000 Unified: Problem Determination Guide Version
safety information in "Safety" on page xi, "Safety statements" on page xiii, and
"Installation guidelines" on page 58.
the way out of the bay.
instructions, and use any packaging materials for shipping that are supplied to
you.