Oscilloscopes User's Guide

136 6000 Series Oscilloscope User’s Guide
4 Triggering the Oscilloscope
The External Trigger input
The External Trigger input can be used as a source in several of
the trigger types.
On 2-channel oscilloscopes, the external trigger BNC input is on
the front panel and is labeled Ext Trigger.
On 4-channel oscilloscopes, the external trigger BNC input is on
the rear panel and is labeled Ext Trig.
2-Channel oscilloscope External Trigger input
External Trigger Probe Settings
You can set external trigger probe parameters as described
below.
1 Press the Mode/Coupling key in the Trigger section of the
front panel.
2 Press the External softkey to display the external trigger probe
menu.
Probe Attenuation Turn the Entry knob to set the attenuation
factor displayed in the Probe softkey for the connected probe.
The attenuation factor can be set from 0.1:1 to 1000:1 in a 1-2-5
sequence.
Attenuation
factor
Input range
Input
impedance
Return to
previous menu
Measurement
units