> Help Menu
> Key Sequence: Help (0)
> Displays options to view information about the instrument status, Site Master Frequently Asked Questions (FAQ) or the instrument’s User Guide (see Figure: Main Help Menu Screen).

> Main Help Menu Screen

> Press the System Info button to display information about the current status (see Figure: System Info).

> System Info

> Note that Main Board Temp is displayed in the Hardware Info column. Package Version (in the Software Info column) is the current firmware version.
> Press Esc or to close and return to the main help menu screen. Press Esc or a second time to exit the help menu.
> From the main help screen, press the FAQ button to display answers to frequently asked questions including the difference between Classic and Advanced Cable & Antenna Analyzer modes (see Figure: FAQ File).
> Scroll through the .html files using the touchscreen navigation aids on the top and bottom of each screen.

> FAQ File

> Press ESC or to close and return to the main help menu screen. Press ESC or a second time to exit the help menu.

> Note

> The S331L Site Master arrow keys can be used to navigate through previously viewed screens.
> The left arrow key () functions as the browser Back button and displays the screen viewed immediately before the current screen. Pressing the left arrow key more than once continues to move back to display previously viewed screens.
> The right arrow key () functions as the browser Forward button. Pressing it (after having pressed the left arrow key) returns the display towards the current screen.

> From the main help screen, press the User Guide button to display the instrument’s User Guide onscreen (see Figure: User Guide).

> User Guide

> Each page in the User Guide displays navigation buttons and bread crumbs. Links to the TOC and a compiled index are also available.
> Press ESC or to close and return to the main help menu screen. Press ESC or a second time to exit the help menu.