Manual

Functional description
40 Two-channel digital Oscilloscopes
Functional description
III - TRIGGER system (cont'd)
Steps
To obtain a stable display in the case of two asynchronous signals, follow the
instructions below:
1. Inject asynchronous signals on channels CH1 and CH2.
2. Press the "AUTO" key.
3. Press the "TRIG MENU" key to access the "Trigger Menu".
4. Press the "Type" key and choose "Altern" (Alternate).
5. Press the "Channels" key and choose "CH1-CH2".
6. Press the "Source" key and choose "CH1".
7. Press the "CH1" key and turn the "S/div" knob to optimize the display of
the CH1 signal.
8. Press the "Mode" key to choose "Edge", "Pulse", "Slope" or "Video".
9. Choose "Edge" as trigger mode.
10. Press the "Source" key and choose "CH2".
11. Press the "CH2" key and turn the "S/div" knob to optimize the display of
the CH2 signal.
12. Repeat steps 8 and 9.