Wavetek 3SR Operation Manual page 77

Auto Test Characteristics
Use Up and Down arrow keys to scroll through the location character-
istics for the test being performed. Press the ENTER key after each
parameter is entered to update the display. If changes are made and
you want them updated in the location file, press the Save soft key. If
changes are made and the Save soft key is not pressed, the changes
will only affect the Auto Test that is about to be performed. Press the
OK soft key when completed.
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