Lenovo ThinkSystem SD550 V3 User Manual page 69

• Read "Installation Guidelines" on page 43
you work safely.
Procedure
Step 1. Make preparations for this task.
a. Power off all the nodes (see
cables from the nodes.
Note: If necessary, press the release clip with a flat-head screwdriver to remove an external
network cable from the rear of a 2U node.
b. Remove all the nodes from the chassis (see
c. Remove all power supply units and PSU fillers from the PSU cage (see
power supply" on page 61
d. Remove the chassis from the rack (see
lay the chassis on a flat, static-protective surface.
Step 2. Remove the left and right EIA brackets from the chassis.
a. Remove the screws that secure the EIA brackets to the chassis.
b. Remove the EIA brackets from the chassis.
Figure 20. Removal of the EIA brackets
and "Safety inspection checklist" on page 44
"Power off the node" on page
"Remove a node from the chassis" on page
and Removal of a PSU filler).
"Remove the chassis from the rack" on page
53); then, disconnect all external
"Remove a hot-swap
.
Chapter 5 Hardware replacement procedures
to make sure that
75).
54); then,
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