Getting Started 1
Keysight InfiniiVision 3000T X-Series Oscilloscopes User's Guide 37
 
7 Connect probes to all other oscilloscope channels (channel 2 of a 2-channel 
oscilloscope, or channels 2, 3, and 4 of a 4-channel oscilloscope).
8 Repeat the procedure for each channel.
Learn the Front Panel Controls and Connectors
On the front panel, key refers to any key (button) you can press.
Softkey specifically refers to the six keys that are directly below the display. The 
legend for these keys is directly above them, on the display. Their functions 
change as you navigate through the oscilloscope's menus.
For the following figure, refer to the numbered descriptions in the table that 
follows.
Perfectly compensated 
Over compensated 
Under compensated