Performance Verification
10. Disconnect the
test setup.
11. Repeat steps 1 through 10 for all input channels.
Check Sample R
ate
Accuracy and Dela y Time
Accuracy
This test checks the time base accuracy.
1. Set up the oscilloscope using the following table:
Push menu bu
tton
Select menu
option
Select sett
ing
Default Se
tup
——
Channel 1
Probe 1X
2. Connect the oscilloscope to the time m ark gener ator as shown in the following
figure:
3. Set the time mark generator period to 10 ms.
4. Set the oscilloscope Vertical Scale (volts/division) to 500 mV/div.
5. Set the oscilloscope M ain Horizontal Scale (seconds/division) to 1ms/div.
6. Push Set To 50%.
7. Use the Vertical Pos ition c ontrol to center the test signal on screen.
8. Us
etheHorizontal Position control to set the position to 10.00 ms.
9. Set the oscilloscope Horizontal Scale (seconds/division) to 250 ns/div.
32 TDS2000C and TDS1000C-EDU Series Oscilloscope Service Manual
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