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In the Home screen, press and hold the On / Off button, the display will change as shown
below-
Press the Up button to rotate the screen. Only one rotation is possible each time the On /
Off button is pressed.
Press the Down button to start a new batch, this action is either confirmed or cancelled by
selecting the required box when prompted using the Left / Right buttons and pressing the
Enter button.
Sound – Enable or disable button press sound.
USB Charge – Set the USB charge current to either 500mA or 100/500mA.
Set Date & Time – Set the date and time on the instrument. Press the DOWN button to set
time. Press the Left / Right buttons to select the date or time and the Up / Down buttons to
increment / decrement the value. Press the Enter button again to save the value.
Press the Left button to return to the Home screen.
