Lenovo Flex System x220, Installation And Service Manual

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Adapter-retention
assembly
Screws
Step 1. Remove the cover (see “Removing the compute node cover” on page 643).
Step 2. Remove the air baffles.
Step 3. Carefully place the chassis on its side with the front handle side up.
Step 4. Align the adapter-retention assembly on the system board.
Step 5. Using a T10 Torx screwdriver, install the screws that secure the adapter-retention assembly.
Step 6. Carefully return the chassis to the bottom-side-down orientation.
Step 7. Install the I/O expansion adapters, if you removed them (see “Installing an I/O expansion adapter”
on page 667).
Step 8. Install the air baffles.
After you install the adapter-retention assembly, complete the following steps:
1. Install the cover onto the compute node (see “Installing the compute node cover” on page 644 for
instructions).
2. Install the compute node into the chassis (see “Installing a compute node in a chassis” on page 639
for instructions).
Removing a microprocessor and heat sink
Use this information to remove a microprocessor and heat sink.
Note: This procedure should be performed only by trained service technicians.
Before you remove the microprocessor and heat sink, complete the following steps:
1. Read “Safety” on page iii and “Installation guidelines” on page 637.
2. If the compute node is installed in an Flex System chassis, remove it (see “Removing a compute node
from a chassis” on page 639 for instructions).
Chapter 7
.
Installing, removing, and replacing compute node components
675