See also:

Controls
The headphone power indicator and controls are located on the right ear cup. NOTE: The rear video system must be turned on before sound can be heard from the headphones. To conserve battery lif ...

TIME Button
Press the TIME button to alternate display of the time and radio frequency. ...

Engine Block Heater — If Equipped
The engine block heater warms the engine, and permits quicker starts in cold weather. Connect the cord to a standard 110-115 Volt AC electrical outlet with a grounded, three-wire extension cord. ...