Instructions

DSO-3004 USB Series
Digital Oscilloscope
USER’S MANUAL 40
Sweep:
Source: Set the Trigger Channel to CH1,CH2,CH3,CH4.
Trigger Sync:
Trigger Standard:
Options
Settings
Comments
Video
With Video highlighted, an NTSC, PAL or SECAM
standard video signal will be triggered. The trigger
coupling is preset to AC.
Sweep
Auto,
Normal
Single
Auto: Acquire waveform even no trigger occurred
Normal: Acquire waveform when trigger occurred
Single: Acquire waveform when trigger occurred then
stop.
Source
CH1
CH2
CH3
CH4
Select the input source as the trigger signal.
Sync
All Lines
Line Number
Odd Field
Even Field
All Fields
Choose a proper video sync. When selecting Line
Number for the Sync option, you may use the User
Select knob to specify a line number.
Standard
NTSC
PAL/SECAM
Choose a video standard for sync and line number
count.
Set ALT System
Mode: Select the trigger mode.
Trigger Channel: Set the Trigger Channel to CH1,CH2,CH3,CH4.
Trigger Type: Set the Trigger Type to Edge or Pulse.
PW Condition: Set the PW Condition to the following condition.
+More: +Pulse width more than selecting pulse condition.
+Less: +Pulse width less than selecting pulse condition.