Lenovo ThinkSystem SR850, Maintenance Manual

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– <ip_address> is the IP address of the BMC.
For more information about the Lenovo XClarity Essentials OneCLI sseett command, see:
http://sysmgt.lenovofiles.com/help/topic/toolsctr_cli_lenovo/onecli_r_set_command.html
Top cover replacement
Use this procedure to install or remove the top cover.
Remove the top cover
Use this procedure to remove the top cover.
S014
CAUTION:
Hazardous voltage, current, and energy levels might be present. Only a qualified service technician is
authorized to remove the covers where the following 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 removing the top cover:
1. Read the safety information and installation guidelines (see “Safety” on page iii and “Installation
Guidelines” on page 51).
2. Turn off the server and peripheral devices and disconnect the power cords and all external cables (see
“Power off the server” on page 8).
3. If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top
cover, or remove the server from the rack.
4. Watch the procedure . A video of this procedure is available from the following links:
• https://www.youtube.com/playlist?list=PLYV5R7hVcs-B2y7oAb54mfyuLrIusa_qE
• http://list.youku.com/albumlist/show/id_50483449
5. Remove the top cover (see “Remove the top cover” on page 130).
To remove the top cover, complete the following steps:
Step 1. Unlock the cover release latch with a flat-end screwdriver.
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ThinkSystem SR850 Maintenance Manual