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Operators Familiarization The CLEAR DISPLAY button may be used to turn off the MENU, MEASUREMENT, and TRACK TRIG LVL and TRACK ~ cursors in a priority scheme of three levels. MENU first, MEASUREMENT (and TRACK MEASMT cursors) second, and TRACK TRIG LVL and TRACK A cursor last. The highest level being displayed is turned off each time the CLEAR DISPLAY button is pressed. TRACK MEASMT-Press to enable or disable the Channel 1 or Chanthat n e l 2 V o l t m e t e r m e a s u r e m e n t - t r a c k i n g c u r s o r s (SmartCursors@ show the waveform-measurement points). The state of the TRACK MEASMT feature does not affect the positionable ~ VOLTS -N cursor operation. The CLEAR MENU button will not turn off the TRACK MEASMT feature; it only turns off the present display of the TRACK MEASMT cursor when it turns off the active measurement mode. The next time a Channel 1 or Channel 2 VOLTMETER measurement mode is selected, the TRACK MEASMT cursor or cursors will again be displayed. TRACK TRIG LVL-Press to enable or disable the Trigger Level tracking cursor. See “Conditions For Cursors Display” in this section for conditions required to display the Trigger Level tracking cursors. TRACK * —Press to enable or disable the ground level tracking cursor. The TRACK A cursor follows the VERTICAL MODE in that it follows the lowest displayed channel of either CH 1 or CH 2. (BACK TO PREVIOUS MENU)—Returns the first page of the Cursors menu. (MENU OFF)-Clears the menu from the display, Time Menus Press the TIME button to call up the time measurement choices shown in Figure 3-7. Vertical cursors are displayed for use in setting the time-measurement points in A Horizontal MODE. In ALT Horizontal MODE, the delay measurement is made using either the Intensified zones as the measurement points or the alternate B delayed sweeps. For B Delayed Horizontal MODE, the delayed sweeps only are available for making timing measurements. 2246 1Y and 2246 Mod A Operators 3-13