3 Using the Oscilloscope
50 Keysight U1610/20A User’s Guide
Adjust the horizontal scale factor (time/div)
You can increase or decrease the horizontal scale factor or sweep speed of a 
waveform by pressing  .
Set the waveform delay
The delay setting sets the specific location of the trigger event with respect to the 
time reference position.
You can move the delay time indicator ( ) by pressing  .
Negative delay values indicate that you are looking at a portion of the waveform 
before the trigger event, and positive values indicate that you are looking at the 
waveform after the trigger event.