Agilent Technologies 1660A Series User Reference page 203

The Trigger Menu
Modify Trigger Field
Delete Sequence Level
If there is more than one sequence level assigned, you are asked which level
to delete.
Add Sequence Level
By default you have one sequence level available at powerup. When you add
sequence levels, you are given the choice of inserting them before or after a
sequence level.
Clear Trigger
The Clear Trigger field accesses a selection menu used to clear any
user-defined values within the trigger specification or within the resource
terms list.
Clear All The Clear All option clears sequence levels, resource terms,
and resource term names back to their default values.
Clear Sequence Levels The Clear Sequence Levels option resets all
assignment fields in the sequence levels to their default values. Any
custom names assigned to the resource terms will remain.
Clear Resource Terms The Clear Resources Terms option will reset
all assignment fields for the resource terms back to their default values.
Clear Resource Term Names The Clear Resource Term Names option
resets all custom names assigned to the resource terms back their default
values.
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