Removing The Server Cover - Lenovo ThinkServer RD240 Hardware Maintenance Manual

• Remove the new part from the static-protective package and directly install it in the server without
placing it on any other surface. If it is hard for you to do this in your specific situation, place the
static-protective package of the new part on a smooth, level surface, and then place the new part on
the static-protective package.
• Do not place the part on the server cover or other metal surface.
• Take additional care when handling devices during cold weather. Heating reduces indoor humidity
and increases static electricity.

Removing the server cover

Attention
Do not open your server or attempt any repair before reading and understanding the Safety Information and the
Warranty and Support Information on the ThinkServer Documentation DVD that comes with your product, and
Guidelines. To obtain a copy of the publications, go to:http://www.lenovo.com/support
This section provides instructions on how to remove the server cover.
Attention: For proper cooling and airflow, install the server cover before turning on the server. Operating the
server for more than 30 minutes with the server cover removed might damage server components.
To remove the server cover, do the following:
1. Remove all media from the drives. Then, turn off all attached devices and the server.
2. Disconnect all power cords from electrical outlets.
3. Disconnect the power cord(s), Input/Output (I/O) cables, and all other cables that are connected to
the server.
4. Loosen the screw in the rear of the server cover (
can lift it up to completely remove it from the chassis (
Figure 8. Removing the server cover
1 ). Then, slide the server cover to the rear until you
2 ).
.
Chapter 5 Replacing FRUs
37