15. PKSS SET LEVEL TO 50%. Check that a stable trigger is obtained for the
test waveform on both the positjve and negative slopes (see Ei~ucc B-7).
(Use the side menu to switch between trigger slopes; use the trigger LEVEL
knob to stabilize the trigger if required.)
,.
Second,
check for a Sable --
’ ’
Figure B-7: Measuring trigger sensitivity
X6. Press WAVEFORM OFF.
17. Press CH 2.
1X. Press TRIGGER MENU + Source + Ch2.
19. Disconnect the hookup from CEI 1 and cormect it to CH 2.
20. Set the vertical SCALE to 500 mV/ciiv.
21. Repeat steps I4 and 15 for Channel 2.
22. Press TRIGGER MENU -3 Source + EXT/lO.
23. Press MEASURE + Select Measrmnt + Amplitude.
24. Incrcasc the generator amplitude until the amplitude measurement reads
1.5 V
if you are
checking a IDS 340 or TDS 360. Increase the generator
amplitude until the amplitude measurement reads 4.0 V if you are checking a
TDS 380.
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