Lenovo ThinkSystem ST45 V3 - Heat Sink and Fan Module Replacement (Trained Technician Only); Remove the Heat Sink and Fan Module

remove all electrical current from the device, ensure that all power cords are disconnected from the
power source.
Attention: Read
“Installation Guidelines” on page 29 and “Safety inspection checklist” on page 30 to ensure
that you work safely.
Procedure
Step 1. Install the front bezel.
a.
Insert the three plastic tabs on the bottom of the front bezel with the corresponding slots on
the front of the chassis.
b.
Pivot the front bezel towards the chassis until it snaps into place.
Figure 71. Installing the front bezel
Step 2. Install the server cover. See “Install the server cover” on page 137.
After you finish
Complete the parts replacement. See
“Complete the parts replacement” on page 143.
Heat sink and fan module replacement (trained technician only)
Follow instructions in this section to remove and install the heat sink and fan module.
Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not
attempt to remove or install the part without proper training and qualification.
Remove the heat sink and fan module (trained technician only)
Follow instructions in this section to remove the heat sink and fan module. The procedure must be executed
by a trained technician.
About this task
Chapter 5. Hardware replacement procedures 89