Trigger Mode/Coupling - Agilent Technologies 4000 X-Series User Manual

To access the Trigger Mode and Coupling Menu:
• In the Trigger section of the front panel, press the [Mode/Coupling] key.
Noisy Signals
If the signal you are probing is noisy, you can set up the oscilloscope to
reduce the noise in the trigger path and on the displayed waveform. First,
stabilize the displayed waveform by removing the noise from the trigger
path. Second, reduce the noise on the displayed waveform.
1 Connect a signal to the oscilloscope and obtain a stable display.
2 Remove the noise from the trigger path by turning on high- frequency
rejection
low- frequency rejection
or
3 Use
displayed waveform.
Agilent InfiniiVision 4000 X-Series Oscilloscopes
User's Guide
11

Trigger Mode/Coupling

To select the Auto or Normal trigger mode
To select the trigger coupling
To enable or disable trigger noise rejection
To enable or disable trigger HF Reject
To set the trigger holdoff
External Trigger Input
("To enable or disable trigger HF Reject"
"To enable or disable trigger noise rejection"
"Averaging Acquisition Mode"
208
210
210
("To select the trigger coupling"
on page 223 to reduce noise on the
s1
206
209
209
on page 209),
on page 208),
on page 209.
205