If necessary, show the Source table.
Click Method.
In the Acquisition Method window in the navigation pane, click Instrument Setup > SQ.
In the navigation pane, select Method > Source.
Set the Source Parameters.
Corona Voltage - This is a read-only value. It shows the voltage for the corona.
Chamber Current - This is a read-only value. It shows the current in the spray chamber.
Nozzle Voltage (V) - The voltage at the nozzle of the Agilent Jet Stream. This variable is only available if your source is an Agilent Jet Stream.