Fluke 19xB-19xC-2x5C
Service Manual
4-18
• Using and change the sensitivity range to select manual sensitivity
ranging, and lock the Input A sensitivity range on 2 V/div.
3. Using
select the time base indicated under the second column of Table 4-8.
4. Set the 5500A to source the leveled sine wave for the appropriate test tool model.
5. Adjust the 5500A output voltage until the displayed trace has the trigger amplitude
indicated under the last column of Table 4-8.
6. Verify that the signal is well triggered.
If it is not, press
, then using enable the up/down arrow keys for manual
Trigger Level adjustment. Adjust the trigger level and verify that the signal will be
triggered now. The trigger level is indicated by the trigger icon (
).
7. Continue through the test points.
8. When you are finished, set the 5500A to Standby.
Table 4-8. Input A Trigger Sensitivity Test Points
UUT UUT 5500A SC... MODE levsin UUT
Model Time base Initial Input Voltage Frequency Trigger Amplitude
ALL 200 ns/div 100 mV pp 5 MHz 0.5 div
192B-C 10 ns/div 400 mV pp 60 MHz 1 div
10 ns/div 800 mV pp 100 MHz 2 div
196B-C, 215C 10 ns/div 400 mV pp 100 MHz 1 div
10 ns/div 800 mV pp 150 MHz 2 div
199B-C, 225C 10 ns/div 400 mV pp 200 MHz 1 div
10 ns/div 800 mV pp 250 MHz 2 div
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