Agilent Technologies Infiniium 90000 A Service Manual page 27

Set the channel 1 offset value to 400.0 mV. This can be done using the front panel control
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or:
a Pull down the Setup menu and select Channel 1 or click the Channel 1 setup icon.
b Click the Offset control arrows to change the offset value or click on the offset value
and enter 400.0 mV in the dialog box.
c Enter 400.0 mV in the Enter Offset dialog box.
Channel 1
setup icon
Set the Aux Out voltage (V
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a Pull down the Utilities menu and select Calibration.
b Change the Aux Output function to DC (top left corner).
c Set the Level to 400.0 mV.
d Click on Close.
Press the Clear Display key on the scope, wait for the #Avgs value (top left corner of
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screen) to return to 256 and then record the DMM voltage reading as V
scope Vavg reading as V
Record.
) to +400.0 mV as follows:
Aux Out
in the Offset Gain Test section of the Performance Test
Scope+
Chapter 3: Testing Performance
Offset Accuracy Test
and the
DMM+
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