Section 2 
Using the front-panel interface 
In this section: 
Introduction .............................................................................. 2-1 
Front panel ............................................................................... 2-1 
 
 
Introduction 
Before starting this section, complete the tasks outlined in the Model 2651A Quick Start Guide. Once 
you have completed those tasks, read this section, which provides enough basic information about 
the Model 2651A front-panel interface to work through the examples provided in this manual. 
The front panel of the Keithley Instruments Model 2651A contains the following items: 
(1) The POWER key 
(2) The display 
(3)  The navigation wheel 
 
(4)  The OUTPUT ON/OFF control 
(5)  The setup and control keys  
You can use the keys, display, and the navigation wheel 
 to access, view, and edit the menu items 
and set values. 
For additional information about the front panel, see the “General operation” section in the Model 
2651A Reference Manual. 
 
Front panel 
The front panel of the Model 2651A is shown below.