Agilent Technologies 1660A Series User Reference page 61

Using the Front-Panel Interface
How to Use Assignment/Specification Menus
When the channel assignment field is selected, an assignment pop-up
appears showing you the bit or channel to be assigned, and the two choices
directly above it.
Channel Assignment Pop-up
Turn all channels on (assign an asterisk) by either pressing the
3
key or by pressing the
Individual bits or channels are highlighted by moving the cursor side to side
with the left/right arrow keys or by rotating the knob. The Select key toggles
the current choice. The up arrow assigns a channel, and the down arrow
unassigns a channel. In addition, the entire bank of channels are assigned or
cleared by pressing the Clear entry key.
When you are finished assigning channels, press the
4
3–26
Up arrow key.
Assignment choices
Assignment pop-up
Select
key.
Done