Instructions. Press and hold the Function (Fn) key on the Dell Studio keyboard. Press the right-arrow key to activate the backlit keyboard. Press the right-arrow key again, still holding down the Function key, to toggle the keyboard through its three illumination modes: full intensity, half intensity and off.
By Ross Bonander, November 05, 2013. Night sweats, unexplained fevers and sudden weight loss belong to a generalized set of symptoms known as B symptoms. However, night sweats can occur whether a person has lymphoma or not. Combined with other symptoms, a clinical exam and some scans, night sweats can indicate Hodgkin's lymphoma.
Night sweats refer to episodes of excessive sweating during sleep. Often times, they occur right after a hot flash happens, and your body, overheating, tries to cool itself off by sweating. Night sweats include the following symptoms: A sudden and intense feeling of heat across the body.