In this section:Front-panel overview ................................................................ 2-1Rear-panel overview ................................................................ 2-3Front-panel user interface ........................................................ 2-4Installing the system............................................................... 2-22Test connections .................................................................... 2-33Remote communication interfaces ......................................... 2-40Set voltage and current limit................................................... 2-62Select a measurement function .............................................. 2-65Select a specific measurement range .................................... 2-65Protection ............................................................................... 2-67Saving setups......................................................................... 2-71Using the event log ................................................................ 2-74System information ................................................................ 2-75Instrument sounds.................................................................. 2-75Resets .................................................................................... 2-76Front-panel overviewThe front panel of Series 2280 is shown below. Descriptions of the controls on the front panel followthe figure.Figure 1: Series 2280 front panelPOWER switch Turns the instrument on or off. To turn the instrument on, pressthe power switch so that it is in the on position (|). To turn it off,press the power switch so that it is in the off position (O).Section 2General operation