Application Examples
DSO1000B Series HandHeld Oscilloscope User Manual 48
Triggering on Video Lines
To trigger on the video lines, follow the steps below.
1. Push the TRIG MENU button to see the Trigger menu.
2. Select Video for the Type option.
3. Push the Source option button to select CH1; push the Polarity option button to select Normal;
push the Standard option button to select NTSC; push the Sync option button to select Line
Number.
4. Click the Trigger Level key to adjust the trigger level and stabilize video signals.
5. Adjust the line number (NTSC: 0-525 lines).
6. Click the horizontal TIME/DIV and the vertical VOLTS keys to display on the screen a
complete video signal triggering on a video line. See the figure below.