Example 2: Multiple Waveforms
TDS 620A, 640A & 644A User Manual
1Ć17
Side Menu Title
Figure 1Ć15:ăThe Menus After Changing Channels
Pressing the WAVEFORM OFF button removes the waveform for the curĆ
rently selected channel. If the waveform you want to remove is not already
selected, select that channel using the channel (CH) button.
1. Press WAVEFORM OFF (under the vertical SCALE knob).
Since the CH 2 light was on when you pressed the WAVEFORM OFF
button, the channel 2 waveform was removed.
The channel (CH) lights now indicate channel 1. Channel 1 has become
the selected channel. When you remove the last waveform, all the CH
lights are turned off.
2. Press WAVEFORM OFF again to remove the channel 1 waveform.
Removing a
Waveform