Remove The Top Cover - Lenovo ThinkSystem SR250 Setup Manual

• It is good practice to make sure that the server is working correctly before you install an optional
component.
• Follow the installation procedures in this section and use appropriate tools. Incorrectly installed
components can cause system failure from damaged pins, damaged connectors, loose cabling, or loose
components.

Remove the top cover

Use this information to remove the top cover.
To avoid possible danger, read and follow the following safety information.
S014
CAUTION:
Hazardous voltage, current, and energy levels might be present. Only a qualified service technician is
authorized to remove the covers where the label is attached.
S033
CAUTION:
Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with
metal, which might result in spattered metal, burns, or both.
Before you remove the top cover, complete the following steps:
1. Read the following section(s) to ensure that you work safely.
• "Installation Guidelines" on page 48
2. Turn off the server. Disconnect the power cords and all external cables (see "Power off the server" on
page 80).
3. If server is installed in a rack, remove the server from the rack.
To remove the top cover, complete the following steps:
Watch the procedure
A video of this procedure is available at YouTube:
UCjqE4XzuvdHpVM9lXt41M8g/playlists
ThinkSystem SR250 Setup Guide
52
https://www.youtube.com/channel/
.