Chapter 2. Instrument Setup
36 USM Go Operator’s Manual
2.3.3 Defining Function Toggle Actions (cont.)
4. To change the lower parameter, press the function toggle to scroll through the options. The available options include:
• NONE – no action is assigned.
• FREEZE – Freezes the A-Scan and displays the Freeze icon (see Figure 6 on page 17) in the status bar.
• JOYSTICK LOCK – Prevents up-down and left-right adjustments using the joystick ( ) and displays the Lock icon (see Figure 6
on page 17) on the display screen. However, center-press operations with the joystick are not disabled.
• COPY – Performs the task specified by the ACTION function, which is located in the FILE submenu.
• AUTO80 – Adjusts the gain to place the Gate A triggering echo peak at 80% of full-screen height.
• MAGNIFY GATE – Zoom the A-Scan so that the displayed screen width matches the user-specified gate width.
• HOME – Selects the RANGE (i.e. HOME) menu in Evaluation Mode.
5. After making your choice, press the center of the joystick ( ) to deactivate the function.
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