Lenovo ThinkEdge SE455 V3 User Manual page 190

• If the server is installed in a rack, remove the server from the rack. See
on page 49.
Procedure
Step 1. Make preparation for this task.
a. Remove the top cover. See
b. Remove all the PCIe assemblies. If the configuration comes with PCIe riser 2 and internal
drives, remove all the internal drives, and lift the internal drive backplane before removing PCIe
riser 2. See
c. Remove the processor air baffle. See
Step 2. Remove the heat sink.
Notes:
• Do not touch the contacts on the bottom of the processor.
• Keep the processor socket clean from any object to prevent possible damages.
a. Fully loosen all the screws on the heat sink in the removal sequence shown on the heat-
sink label.
b. Carefully lift the heat sink from the processor socket.
Figure 161. 1U heat sink removal
182 ThinkEdge SE455 V3 User Guide
"Remove the top cover" on page
"Remove the PCIe riser assembly" on page
"Remove the server from the rack"
223.
141.
"Remove the processor air baffle" on page 67.