1Getting Started36Keysight U8903A User’s GuideHelp SystemThe help system provides you a quick access to the operating information yourequire.Thekey displays the description of all the front panel keys and currentsoftkeys.To activate the help mode, press. To deactivate, press.When Help is enabled, the function keys will not execute their normal functionswhen pressed. An example of a help dialog information is shown as follows.Figure 1-4Helpdialog information example