Keysight Infiniium 8000 Series, Service Manual

Page: 45 / 162

Chapter 3: Testing Performance
To test single cursor voltage measurement accuracy with offset
45
8
Select Vavg from the Voltage submenu of the Measure menu. Ensure that Channel
1 is selected in the "Enter Measurement Info" dialog and select OK.
See Figure 3- 5.
#1 should be +- 382mV 8.368V 9.132V
#2 should be +- 77mV 1.67V 1.82V
Figure 3-5
Source Selection for Vavg Measurement
9
Select Channel 1 from the Setup menu.
10
Set the sensitivity for Channel 1 to the volts/div value from the first row of
the table in step 7. Set the Offset control to the offset value from the first row
of the same table. Select Close.
See Figure 3- 6.
Sensitivity Channel Vin Tolerance Limits
(Volts/div) Offset (Supply) Minimum Maximum
5 V 17.5 V 35 V +/- 1.60 V 33.40 V 36.60 V
2 V 7 V 14 V +/- 641 mV 13.36 V 14.64 V
1.25 V 4.375 V 8.75 V +/- 401 mV 8.349 V 9.151 V
500 mV 1.75 V 3.5 V +/- 161 mV 3.339 V 3.661 V
250 mV 875 mV 1.75 V +/- 80.9 mV 1.669 V 1.831 V
100 mV 350 mV 700 mV +/- 33.0 mV 667.0 mV 733.0 mV
50 mV 175 mV 350 mV +/- 17.0 mV 333.0 mV 367.0 mV
20 mV 70 mV 140 mV +/- 7.40 mV 132.6 mV 147.4 mV
10 mV 35 mV 70 mV +/- 4.20 mV 65.80 mV 74.20 mV
5 mV 17.5 mV 35 mV +/- 2.60 mV 32.40 mV 37.60 mV
Select Channel 1 as the
source for the Vavg
measurement