User Guide

Chapter 5 To Trigger the Oscilloscope RIGOL
MSO1000Z/DS1000Z User’s Guide 5-7
Edge Trigger
Trigger on the trigger threshold of the specified edge of the input signal.
Trigger Type:
Press Type, rotate to select “Edge” and press down . At this point, the trigger
setting information is displayed at the upper right corner of the screen.
For example,
. The trigger type is edge trigger; the trigger source
is CH1; the trigger level is 0.00 V.
Source Selection:
Press Source to open the signal source list and select CH1-CH4, AC or D0-D15. For
the details, please refer to the introduction in “
Trigger Source”. The current trigger
source is displayed at the upper right corner of the screen.
Note: Select channel with signal input as trigger source to obtain stable trigger.
Edge Type:
Press Slope to select the kind of edge of the input signal on which the oscilloscope
triggers. The current edge type is displayed at the upper right corner of the screen.
 : trigger on the rising edge of the input signal when the voltage level meets
the preset trigger level.

: trigger on the falling edge of the input signal when the voltage level meets
the preset trigger level.

: trigger on the rising or falling edge of the input signal when the voltage
level meets the preset trigger level.
Trigger Mode:
Press Sweep to open the trigger mode list and select auto, normal or single. For the
details, please refer to “
Trigger Mode”. The corresponding status light of the
current trigger mode turns on.
Trigger Setting:
Press Setting to set the trigger parameters (trigger coupling, trigger holdoff and
noise rejection) under this trigger type.
Trigger Level:
Trigger occurs only when the signal reaches the preset trigger level. Use TRIGGER
LEVEL to modify the level. If the current trigger source is a digital channel, the
trigger level value will be displayed at the upper right corner of the screen. If the
current trigger source is an analog channel, an orange trigger level line and the
trigger mark “
” also appear on the screen and move up and down with the rotation
of the knob. The trigger level value (such as
) at the lower
left corner of the screen also changes accordingly. When stopping turning the knob,
the trigger level line disappears in about 2 s.