Fluke ScopeMeter 190 Series III, Руководство по обслуживанию

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ScopeMeter® Test Tool
Performance Verification
21
4. Use
V
to select the time base in Table 9 .
5. Set the 5502A to source the leveled sine wave for the appropriate Test Tool model.
6. Adjust the 5502A output voltage until the displayed trace has the trigger amplitude
indicated under the last column of Table 9 .
7. Verify that the signal is well triggered.
If not, press
T
and use
3
to enable
h i
for manual Trigger Level
adjustment. Adjust the trigger level and verify that the signal is triggered. The
trigger icon (
) indicates the trigger level.
8. Continue through the test points.
When you are finished, set the 5502A to Standby.
Table 9. Input Trigger Sensitivity Test Points
UUT Model UUT Time base
5502A SC... MODE levsine
UUT Trigger
Amplitude
Initial Input Voltage Frequency
All 200 ns/div 100 mV pp 5 MHz 0.5 div
190-062
10 ns/div 400 mV pp 60 MHz 1 div
10 ns/div 800 mV pp 100 MHz 2 div
190-102/190-104
10 ns/div 400 mV pp 100 MHz 1 div
10 ns/div 800 mV pp 150 MHz 2 div
190-202/190M-2/
190-204/190M-4
10 ns/div 400 mV pp 200 MHz 1 div
10 ns/div 800 mV pp 250 MHz 2 div
190-502/190-504/
MDA-550-III
2 ns/div 400 mV pp 500 MHz 1 div
2 ns/div 800 mV pp 600 MHz 2 div