Lenovo System x3250 M5 Installation And Service Manual page 260

Removing the 240 VA safety cover
Use this information to remove the 240 VA safety cover.
Read the safety information in "Safety" on page v and "Installation guidelines" on page 31.
If you are replacing a server component in the server, you need to slide the server out from the rack
enclosure, turn off the server and peripheral devices, and disconnect the power cords and all external cables.
To remove the 240 VA safety cover, complete the following steps:
Step 1. Remove the cover (see "Removing the cover" on page 157).
Step 2. Remove any connected SAS/SATA signal cable and all other cables that pass through the safety
cover (see "Internal cable routing and connectors" on page 259).
Step 3. Remove the four screws from the safety cover.
Figure 174. 240 VA safety cover's screws
Step 4. Lift the safety cover up to remove it from the server.
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Lenovo System x3250 M5Installation and Service Guide