These are some common tools used to work on this device. You might not need every tool for every procedure.
The Dell Latitude E6400 was Dell's mainstream corporate 14.1" notebook introduced in August 2008. It used Intel Core 2 Duo Chips. The RAM was expandable to 8GB, and a Core 2 Duo 3.06GHz T9900 were BTO options. it was discontinued in Late April 2010, and replaced by the Latitude E6410. The new E6410 offers Intel's new i5, and i7 arrendale chips. These new i5, and i7 arrendale processors are the same ones used in Apple's 15" and 17" MacBook Pro.