Procedure - Agilent Technologies E4416A Service Manual

Procedure

The following procedure should be performed for the Instrument Accuracy Test.The
N O TE
procedure details the key presses required on the Agilent E4416A. For the Agilent
E4417A the equivalent key presses should be performed on both channels.
1 Connect the equipment as shown in
2 Unplug the range calibrator's power cord. Due to a ground loop design
problem with the 11683A Option H01 range calibrator, it does not operate
properly unless ground loops are eliminated. The range calibrator
continues to operate with no power applied, and disconnecting the power
cord eliminates the problem.
There is a small risk of mild electrical shock from the chassis of the 11683A
WARN IN G
Option H01 range calibrator unless the power meter is connected.
3
Figure 2- 5
DC reference input of the range calibrator. Ensure that the Guard and LO
output of the DC calibrator are floating, and are not connected to the earth
ground.
4 Switch the power meter on.
5 Preset the instrument:
Press
6 Set the display units to watts:
Press
7 Set the display resolution:
Press
E4416A/E4417A Power Meters Service Guide
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shows the HI/LO outputs of the DC calibrator connected to the
Preset
then Confirm .
Local
Meas
, , .
Units W
Display
Meas
,
then press Resolution
Display
Performance Tests
Figure 2- 5.
until 4 is selected.
2
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