> System Function Tool Bar
> The System Function Tool Bar icons allow quick access to functions that are not measurement specific. Figure: System Function Tool Bar Icons shows the icons that are displayed in the Status Tool Bar Area (not available in Classic mode).

> System Function Tool Bar Icons
> 1 | Preset icon. Opens the Preset (9) Menu. See Preset Menu for additional information.
> 2 | Mode Selector icon. Press to change measurement mode (including switching between Advanced and Classic Cable-Antenna Analyzer mode). Tap an icon (Figure: Mode Selector Table) to change modes or press ESC to cancel.
> 3 | Full Screen icon. Sets the display to full screen view mode (hides all of the tool bars, short cut icons, and menus). Full screen view increases the view size of the graticule. Press ESC to return to the standard view. Measurement menus are not available in Full screen mode however the AutoScl (.), Run/Hold (+/-), Save (7), and ScrnShot (4) menus will function in Full Scale mode. Displayed markers can also be moved using the touchscreen. Refer to Figure: Comparison of Standard Mode vs. Full Screen Mode for a comparison of the two views.
> 4 | Save icon. Shortcut to open the Save (7) menu. See Save File for additional information.

> 5

> Screen Capture icon. Press to capture and save an image of the current screen. The file is automatically saved to internal memory in the ScrnShots folder. The file is automatically named based on the measurement type and saved in Portable Network Graphics (.png) format. Same function as pressing the ScrnShot (4) key.
> Refer to Screen Shot Capture for examples and details on the image capture options (capture size, background color, and header/footer).

> 6 | Help icon. Shortcut to open the Help (0) menu. See Help Menu for additional information.

> Mode Selector Table

> Comparison of Standard Mode vs. Full Screen Mode

> Dual Display Format
> The Site Master S331L can display two different measurements simultaneously by setting the Display Format to Dual and then selecting the measurement to display.

> Note | Advanced measurements can be combined with Standard measurements. Not all measurement combinations may be supported by Line Sweep Tools. Refer to the Line Sweep Tools Help menu for more information.

> Different Amplitudes, Limit Lines, and Markers can be set for each display. If the Marker Table is turned On in Dual Display Mode, then the markers for only the active display are shown in the table.
> Setting Single or Dual Display

> 1. | Press the Measurement main menu key.

> 2. | Toggle the Display Format submenu key so that it is set to Dual.

> 3. | Change the active measurement by tapping directly on the graph. The red outline around the graph indicates the active display.

> Dual Display Format with Top Display Active

> 4. | To maximize either the top display or bottom display while still in Dual display format, tap the magnifying glass symbol in the upper‑right corner of either graph. The graph will maximize, and the magnifying glass symbol will change from a (+) to a (–).

> 5. | Figure: Dual Display Format with Top Display Maximized shows the Top graph maximized. Tapping on the magnifying glass will restore the dual display.

> Dual Display Format with Top Display Maximized

> Saving Measurements in Dual Display
> When saving a file while in dual display mode, both traces are saved in a single measurement file. The default file name will contain references to both trace types, but you can change the name, as with any file. Refer to Rename File.
> Display Modes
> The Site Master S331L offers the following display color schemes:
> Standard is the default display mode, suitable for normal lighting conditions.
> Daytime is used for challenging daytime viewing conditions requiring increased contrast.
> Nighttime is optimized for nighttime viewing with a darker, red-tinted color scheme.
> To change the display mode, press System (8) > System Setups > Display/Audio and select one of the Color Schemes from the pull-down menu. Press Enter to set or ESC to close the Display/Audio Settings window without making a change. Refer to Display/Audio Menu.

> Site Master Color Schemes in Full Screen Mode