IBM Storwize V7000 Unified Problem Determination Manual page 123

2. Turn off the file module and peripheral devices, then label and disconnect both
power cords and all external cables.
3. Press down on the left and right side latches and pull the server out of the rack
enclosure until both slide rails lock.
4. Remove the cover, as described in "Removing the cover" on page 87.
5. Remove riser-card assembly 1, as described in "Removing a PCI riser-card
assembly" on page 105.
6. Place your fingers under the front and back of the top of the air baffle; then, lift
the air baffle out of the server.
Note: If two microprocessors are installed, you must remove PCI riser card
assembly 2 and microprocessor 2 air baffle first, as described in "Removing a
PCI riser-card assembly" on page 105 and "Removing the microprocessor 2 air
baffle" on page 95.
Attention: For proper cooling and airflow, replace all the air baffles before
you turn on the server. Operating the server with any air baffle removed might
damage server components.
7. If you are instructed to return the DIMM air baffle, follow all packaging
instructions, and use any packaging materials for shipping that are supplied to
you.
Installing the DIMM air baffle
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.
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Chapter 4. File module