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 DCMeasurement Accuracy