Lenovo 7D7Q, Maintenance Manual

Page: 142 / 184

After you finish
If you are instructed to return the component or optional device, follow all packaging instructions, and use
any packaging materials for shipping that are supplied to you.
Install the top cover
Use this information to install the top cover.
About this task
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.
Attention:
• Read the following section(s) to ensure that you work safely.
– “Safety” on page iii
– “Installation Guidelines” on page 51
• Make sure that all cables, adapters, and other components are installed and seated correctly and that you
have not left loose tools or parts inside the server.
• Make sure that all internal cables are correctly routed. See Chapter 3 “Internal cable routing” on page 35 .
Watch the procedure
A video of this procedure is available at YouTube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-
BPZOAqQMD37KjuxaVHVBkH .
Procedure
Step 1. Align the posts inside the top cover with the slots on the chassis.
Step 2. Hold the front of the server and slide the top cover towards the front of the server until it clicks into
place.
134
ThinkSystem SR250 V2 Maintenance Manual