Install The System Board - Lenovo ThinkSystem ST250 V2 Maintenance Manual

Important: Before you return the system board, make sure that you install the processor socket dust covers
from the new system board. To replace a processor socket dust cover:
1. Take a dust cover from the processor socket assembly on the new system board and orient it correctly
above the processor socket assembly on the removed system board.
2. Gently press down the dust cover legs to the processor socket assembly, pressing on the edges to
avoid damage to the socket pins. You might hear a click on the dust cover is securely attached.
3. Make sure that the dust cover is securely attached to the processor socket assembly.

Install the system board

Follow instructions in this section to install the system board.
About this task
To avoid potential danger, read and follow the following safety statements.
• 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.
• S012
CAUTION:
Hot surface nearby.
• S017
CAUTION:
Hazardous moving fan blades nearby. Keep fingers and other body parts away.
Attention:
• Read the "Installation guidelines" on page 85 to ensure that you work safely.
• Touch the static-protective package that contains the component to any unpainted metal surface on the
server; then, remove it from the package and place it on a static-protective surface.
Watch the procedure
.
Chapter 4 Hardware replacement procedures
207