Complete the parts replacement
Go through the checklist to complete parts replacement
- Ensure that all components have been reassembled correctly and that no tools or loose screws are left inside your server. 
- Properly route and secure the cables in the server. Refer to detailed cable routing information for each component in Internal cable routing. 
- If you have removed the top cover, reinstall it. See Install the top cover. 
- Reconnect external cables and power cords to the server.AttentionTo avoid component damage, connect the power cords last.
- Update the server configuration if necessary. - Download and install the latest device drivers: Lenovo Data Center Support 
- Update the system firmware. See Update the firmware. 
- Reconfigure the disk arrays if you have installed or removed a hot-swap drive or a RAID adapter. See the Lenovo XClarity Provisioning Manager User Guide, which is available for downloading at: Lenovo Data Center Support.