Lenovo ThinkSystem ST45 V3 - Page 126

Attention: The heat sink and processor could be very hot. To avoid burning yourself, wait for a
few minutes after turning off the server before you remove the server cover.
b. If applicable, remove the simple-swap drive (bay 0-1). See
“Remove a simple-swap drive (bay
0-1)” on page 38
.
c. If applicable, remove the simple-swap drive cage (bay 0-1). See
“Remove the drive cage (bay
0-1)” on page 47
.
Step 2. Disconnect the processor power cable and system power cable from the system board. See
Chapter 6 “Internal cable routing” on page 145.
Step 3. From the outside of the chassis, remove the four screws that secure the power supply unit to the
chassis.
Figure 98. Removing the screws securing the power supply unit
Step 4. Remove the power supply unit from the chassis.
a.
Press the release tab to disengage the power supply unit from the chassis.
b.
Slide out the power supply unit; then, lift it out of the chassis.
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ThinkSystem ST45 V3 User Guide