Introduction 1
Keysight J7211A/B/C Operating and Service Manual 13
J7211A/B/C Front and Rear Panels at a Glance
This section briefly explains the functions of front panel keys of J7211A/B/C.
Figure 1-1 J7211A/B/C front panel features
1 LCD screen. This is a window which shows operating selections for front panel operation.
2Softkeys. These unmarked keys are referred to by the text on display next to them.
3Keypads. These keys are used to enter numbers e.g. attenuation values, step size, number of 
cycles and dwell time.
4 Rotary knob. Turn this knob to scroll between the submenus on display. This knob also serves 
as alternative option for keypads.
5 Connectors. Type N (f)/SMA (f)/3.5 mm (f) connectors for connection to subsequent device 
under test or instruments. Refer J7211A/B/C’s connectors for more details.
6On/Standby. Press this key to switch between on and standby. When power is supplied, the 
background LED is red. Pressing the key once, boots up attenuation control unit and the 
background LED turns to green.
7LAN. This is an indicator which tells whether LAN connection is setup or otherwise. Green light 
means LAN connection is established.
8Local. Press this key to control the attenuation control unit from front panel when it is operating 
via remote interfaces. Green light means local operation is in used.
9Menu/Enter. Press this key to select the highlighted parameter or select the highlighted field or 
go back to main menu.
10 Relative. Press this key to operate relative attenuation step function.