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4. Select the Markers Auto menu, and set the following parameters:
Menu Selection Setting
Markers
Auto
X→
O→
Statistics
Set on chan 1
at Level 50%
Slope Positive
Occur 1
Set on chan 1
at Level 50%
Slope Positive
Occur 2
On
5. Select DONE. On the oscilloscope module select RUN - REPETITIVE. If the waveform is clipping,
reduce the signal generator output voltage level until the waveform no longer clips. Allow the oscil-
loscope module to run approximately two minutes, then select STOP.
6. In the statistics field, check to see that the MEAN X-O field is approximately 5.500 ns. Check that
both the MIN X-O and the MAX X-O are within 150 ps of the MEAN X-O. Record the results in the
performance test record.
7. Select the Markers Auto menu, and set the following parameters:
Menu Selection Setting
Markers
Auto
X→
O→
Statistics
Manual
Set on chan 1
at Level 50%
Slope Positive
Occur 1
On
8. Select DONE. In the Display menu, set MODE AVERAGE # 8 and DELAY 99.00 ns. Select RUN-RE-
PETITIVE and allow the oscilloscope module to run approximately two minutes. Select STOP.
9. In the statistics field, check to see that the MEAN X-O field is approximately 99.000 ns. Check that
both the MIN X-O and the MAX X-O are within 155 ps of the MEAN X-O. Record the results in the
performance test record.
Note
Failure of the time measurement accuracy test can be caused by a defective
main assembly.
HP 16532A - Performance Tests
3-14