Lenovo THINKSERVER 3821 - Manual (Page 215)

9. Close the bezel (see “Closing the bezel” on page 151).
10. Install and lock the left-side cover (see “Installing the left-side cover” on page
158).
11. Reconnect the external cables and power cords; then, turn on the attached
devices and turn on the server.
Removing an extender card
1 Extender card retaining screws
To remove an extender card, complete the following steps:
1. Read the safety information that begins on page 5.
2. Turn off the server and all attached devices; then, disconnect all power cords
and external cables.
3. Carefully turn the server on its side so that it is lying flat, with the cover facing
up.
Attention: Do not allow the server to fall over.
Chapter 7. Installing optional devices and replacing customer replaceable units 207