Lenovo ThinkSystem SD550 V3 User Manual page 103

b. Remove the node from the chassis (see
carefully lay the node on a flat, static-protective surface, orienting the node with the front
toward you.
Notes:
• When removing the node, note the node tray number and make sure to install the node in
the same tray from which it was removed. Reinstalling the node into a different tray requires
the node to be reconfigured.
• For safety, make sure to hold the node with both hands when lifting the node.
c. Remove the top cover (see
d. Disconnect all the cables from the drive backplane; then, remove the drive cage assembly from
the node and place it on a flat, static-protective surface (see
assembly" on page
e. Locate the CMOS battery socket on the system board.
Figure 45. Location of the CMOS battery socket
Step 2. Remove the CMOS battery from the node.
a. Gently push the battery socket clip backward to release the CMOS battery.
b. Carefully take the battery out of the socket.
Attention: Avoid using excessive force on the CMOS battery, as it might damage the socket on
the system board and result in system board replacement.
"Remove a node from the chassis" on page
"Remove the top cover" on page
96).
203).
"Remove the drive cage
.
Chapter 5 Hardware replacement procedures
75); then,
93