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1.4.2 Gain and power adjustment.
Both ultrasound gain and power can be adjusted by the user. The menu along the bottom of the screen
will display either “Gain”, “Power” or “Mode” in the 2nd box.
To switch between gain, power and mode, press the Select button.
To adjust the Gain or Power values, use the Up and Down keys on the front panel.
1.4.3 Freeze image
To freeze the image, press the power button briefly.
Pressing this button briefly once more returns the scanner to live imaging.
