Ceyear 4456 Series, User Manual

Page: 36 / 267

Chapter V Trigger System
26
Click the corresponding option button to set the trigger coupling mode.
Auxiliary channel
When the
“
Auxiliary Channel
”
is selected as the trigger source, click [Configure Aux Channel] key of the trigger
menu, and the Configure Aux Channel menu will pop up on the right side of the screen.
Fig. 5.6 Configure Aux Channel Menu
The corresponding probe attenuation coefficient can be set according to the attenuation multiplier of the probe of
the connected auxiliary channel signal. The settable probe coefficient is the same as the probe coefficient in the
channel, which isx1 ~ x5000.
The attenuation multiplier of the connected auxiliary channel signal can be selected according to the size of the
connected external channel signal. Settable options: ÷1,

10.
Pulse trigger
Trigger on a positive or negative pulse of the specified width of the input signal.
Trigger type
Press down
【
Trigger
】
key of the trigger control area on the front panel, and open the trigger menu.
Fig. 5.7 Pulse Trigger Menu
Click [Type] menu key and click [Pulse Width] key in the popup Type menu to select the pulse width trigger. The
relevant pulse width trigger information will be displayed on the top right corner of the screen,
including the source, polarity and trigger level.
Trigger source
Click [Source] menu key, and the Source menu will pop up on the right side of the screen. The CH1

CH4 can be
made as the source.
Polarity
Click [Polarity] menu key, and trigger on a positive or negative pulse of the specified width of the input signal.
Trigger When
Click [Trigger When] menu key, and the Trigger When setup menu will pop up on the right side of the screen: