Specifications
Calibration and Preventive Maintenance  101Chapter 6
7. When prompted by the ‘autoadj.tpa’ testplan, adjust 
potentiometer R196
1
 (front panel of the Agilent E6171A module) 
until the red vertical bar is centered in the white segment of the 
measurement range. See Figure 6-3.
8. Select the OK button in the adjustment box. Note: select the 
CANCEL button if you are unable to center the vertical bar.
9. When prompted by the ‘autoadj.tpa’ testplan, adjust 
potentiometer R197
1
 (front panel of the Agilent E6171A module) 
until the red vertical bar is centered in the white segment of the 
measurement range. See Figure 6-4.
1. Potentiometers R196 and R197 are very sensitive. Typically you should rotate the controls only a slight 
amount. Rotating clockwise moves the bar to the right, rotating counterclockwise moves the bar to the left.
Figure 6-3. Typical Prompt Box to Adjust Potentiometer R196 on the Agilent E6171A Module
Adjust R196 on the Agilent 
E6171A front panel until the 
red bar is centered in the white 
space.
Figure 6-4. Typical Prompt Box to Adjust Potentiometer R197 on the Agilent E6171A Module
Adjust R197 on the Agilent 
E6171A front panel until the red 
bar is centered in the white space.
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