Agilent Technologies 54853A, Service Manual, Page: 59 / 194

Chapter 3: Testing Performance
DC Measurement Accuracy (Single Cursor) Test
3–15
12
Configure the scope to measure V avg on Channel 2 as follows:
a Change the vertical sensitivity of channel 2 to 10 mV/div.
b Click the V avg measurement icon on the left side of the screen.
c When the Enter Measurement Info window is displayed, ensure that the V avg function
is set up as follows and then click OK:
Source = Channel 2
Measurement area = Entire Display
13
Press the Clear Display key on the scope, wait for the #Avgs value to return to 256 and
then record the DMM voltage reading and the scope V avg reading in the DC
Measurement Accuracy (Single Cursor) Test section of the Performance Test Record.
14
Repeat steps 12 and 13 for the remaining channel 2 vertical sensitivities in the table.
For each measurement, set the Aux Out voltage to the "V
Aux Out
Setting" column in the
DC Measurement Accuracy (Single Cursor) Test section of the Performance Test
Record for each of the vertical sensitivities.
15
Repeat steps 11 to 14 for the remaining channels and sensitivities of the table in the
DC Measurement Accuracy (Single Cursor) Test section of the Performance Test
Record.