Working with Application Graphs Applications
Agilent 8163A Lightwave Multimeter, Agilent 8164A Lightwave Measurement System, & Agilent 8166A Lightwave
Multichannel System, Fourth Edition
157
2 Move to <Zoom to Overview>.
To Switch the Grid On/Off
As a default, the graph is displayed with gridlines.
To switch this grid off:
1 Press the [Menu] softkey. The menu appears.
2 Move to <Grid Off>.
If the grid has been switched off, to switch the grid on:
1 Press the [Menu] softkey. The menu appears.
2 Move to <Grid On>.
How to Use Legends
Legends are used to identify Power Meter channels on the graph in the following
ways:
• Legend numbers that are displayed on the graph.
• Legend texts can be accessed by pressing the [Menu] softkey and moving to
<Legend>.
How to Identify Curves
Legend numbers can be related to the curves they represent in the following
ways:
• For the Agilent 8163A Lightwave Multimeter the legend number is displayed
at the same height as the first sample of the power measurement channel on the
right-hand side of the screen.
• For the Agilent 8164A Lightwave Measureemnt System, the legend numbers
are disrectly beneath the graph. Each number is the same colour as the curve it
represents.
How to Change the Legend Label
To change the legend label:
NOTE You cannot edit a legend label while a measurement is running.
1 Press the [Menu] softkey and move to <Legend>. A list of the Power Meter
channels appears that is similar to Figure 109, where all the Power Meters are
listed numerically with regard to legend number. All legend texts, if you have
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