Performance Tests
1–70
TDS 500D, TDS 600C, TDS 700D & TDS 714L Performance Verification and Specifications
c. Check Main Trigger output against limits:(Skip the first three subparts
of this substep for the TDS694C and TDS794D only.)
H CHECK that the Ch2 High readout is ≥2.5 volts and that the Ch2
Low readout is ≤0.7 volts. See Figure 1–20.
H Enter high and low voltages on test record.
H Press VERTICAL MENU; then press the main-menu button
Coupling. Now press the side-menu button W to toggle it to the
50 W setting.
H CHECK that the Ch2 High readout is ≥1.0 volt and that the Ch2
Low readout ≤0.25 volts.
H Enter high and low voltages on the test record.
Check output
Figure 1–20: Measurement of main trigger out limits
d. Check Delayed Trigger output against limits: See Figure 1–20.
H Move the precision 50 W cable from the rear-panel Main Trigger
Output BNC to the rear-panel Delayed Trigger Output BNC.
H CHECK that the Ch2 High readout is ≥1.0 volt and that the Ch2
Low readout ≤0.25 volts.
H Enter high and low voltages on test record.
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