Figure 118. Installing the server cover
After you finish 
Proceed to complete the parts replacement, see “Complete the parts replacement” on page 158.
System board replacement (trained technician only)
Follow this procedure to remove and install the system board. This procedure must be executed by a trained 
technician.
Remove the system board (trained technician only)
Follow this procedure to remove the system board. This procedure must be executed by a trained 
technician.
S002 
CAUTION: 
The power-control button on the device and the power switch on the power supply do not turn off the 
electrical current supplied to the device. The device also might have more than one power cord. To 
remove all electrical current from the device, ensure that all power cords are disconnected from the 
power source.
About this task
148 ThinkSystem ST50 V2 Maintenance Manual