Removing A Microprocessor-Retention Assembly - Lenovo Flex System x440 Compute Node Installation And Service Manual

Microprocessor
Step 5. Use the thermal-grease syringe to place nine uniformly spaced dots of 0.02 mL each on the top of
the microprocessor.
Note: 0.01mL is one tick mark on the syringe. If the grease is properly applied, approximately half
(0.22 mL) of the grease will remain in the syringe.
Step 6. Continue with the microprocessor installation instructions in
sink" on page

Removing a microprocessor-retention assembly

Use this information to remove a microprocessor-retention assembly.
Note: This procedure should be performed only by trained service technicians.
Before you remove the microprocessor-retention assembly, complete the following steps:
1. Read "Safety" on page iii
2. If the compute node is installed in a Flex System chassis, remove it (see
from a chassis" on page 880
3. Carefully lay the compute node on a flat, static-protective surface, orienting the compute node with the
bezel pointing toward you.
To remove a microprocessor-retention assembly, complete the following steps.
Heat-sink key
0.02 mL of thermal
grease
932.
and "Installation guidelines" on page
for instructions).
Microprocessor-
retention assembly
Chapter 7
"Installing a microprocessor and heat
879.
.
Installing, removing, and replacing compute node components
"Removing a compute node
941