Lenovo ThinkServer TD200x - Manual (Page 58)

4. From inside of the top section of the bezel door, slide the blue tab up to unlock
the bezel media door; then, grasp the depressed area on the left side of the
media door and pull the door open.
1 Bezel media door
2 Media door lock
Note: To remove the media door from the bezel, push upward on the media
door hinge to remove it from the bezel.
5. When the media door is unlocked, the icon on the side of the bezel 1 will be
in the unlocked position.
Removing the left-side cover
Important: Before you install optional hardware, make sure that the server is
working correctly. If an operating system is installed, start the server, and make
sure that the operating system starts. If no operating system is installed, start the
server and make sure that a 19990305 error code is displayed, indicating that an
operating system was not found but the server is otherwise working correctly. If the
server is not working correctly, see the Hardware Maintenance Manual for
diagnostic information.
42 ThinkServer TD200x Types 3719, 3821, 3822, and 3823: Installation and User Guide