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Performance Verification
4–6
THS710A, THS720A, THS730A & THS720P Service Manual
This test checks the DC measurement accuracy of the oscilloscope.
1. Set the DC voltage source output level to 0 V.
2. Set up the TekScope instrument using the following steps:
SCO
PE
SA
VE/
RECALL
Recall Saved
Setup
Recall Factory
Setup
—
OK Recall
Factory
—
CH 1 —
VERTICAL
MENU
Probe Type Voltage Probe Set to 1X
ACQUIRE Mode Average Set to 16
ME
AS
Select Measrmnt Mean*
—
OK Select
Measrmnt
—
* You may need to press Select Page to display this selection.
3. Connect the TekScope instrument to the DC voltage source as shown below.
+–
DC voltage
source
Ch 1
Dual banana
to bnc adapter
BNC cable
Check Oscilloscope DC
Measurement Accuracy