Locations - Lenovo ThinkStation D20 Hardware Maintenance Manual

3. Disconnect the cables attached to the computer. This includes power cords, input/output (I/O) cables,
and any other cables that are connected to the computer. See "Locating controls and connectors on the
front of your computer" on page 77 and "Rear connectors" on page 109.
4. Remove any locking devices, such as a cable lock or padlock that secures the computer cover. Open
the keylock if it is in the locked position.
5. Disengage the cover latch

Locations

The following illustration will help you locate the major FRUs in the computer.
1 and remove the cover. Place the cover on a flat surface.
.
Chapter 11 Replacing FRUs (Type 4155, 4158, 4218)
111