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Performance Verification
4–14
THS710A, THS720A, THS730A & THS720P Service Manual
This test checks the edge trigger sensitivity for channel 1.
1. Set up the TekScope instrument using the following steps:
SCO
PE
SA
VE/
RECALL
Recall Saved
Setup
Recall Factory
Setup
—
OK Recall
Factory
—
ACQUIRE Mode Average Set to 16
TRIGGER Mode Normal —
ME
AS
Gating & High-Low
Setup
High-Low Method Min/Max
Select Measrmnt Ampl*
—
OK Select
Measrmnt
—
* You may need to press Select Page to display this selection.
2. Connect the TekScope instrument to the leveled sine wave generator as
shown below.
Leveled
sine wave
generator
Ch 1
Output
50 W feedthrough
terminator
BNC cable
Check Oscilloscope
Channel 1 Edge Trigger
Sensitivity