Agilent Technologies 8719ET Service Manual page 132

Adjustments and Correction Constants
Sampler Calibration Correction Constants (Test 51)
The analyzer's calibration factor sensor table can hold a maximum of 12
NOTE
calibration factor data points.
The following softkeys are included in the sensor calibration factor entries menu:
press to select a point where you can use the front panel knob or entry
SEGMENT
keys to enter a value.
press to edit or change a previously entered value.
EDIT
press to delete a point from the sensor calibration factor table.
DELETE
press this key to add a point into the sensor calibration factor table.
ADD
press this key to erase the entire sensor calibration factor table.
CLEAR LIST
press this key when done entering points to the sensor calibration
DONE
factor table.
9. As an example, the following are the keystrokes for entering the first two calibration
factor data points for the HP/Agilent 8485A power sensor (assuming CF% = 99.5 at
50 MHz and CF% = 98.4 at 20 GHz):
a. From the sensor calibration factor entries menu, press
b. Press
FREQUENCY
re-enter the correct value again.
c. Press
CAL FACTOR
d. Press
DONE
e. To enter the second calibration factor data point, press
f. Press
FREQUENCY
g. Press
CAL FACTOR
h. To terminate the second calibration factor data point entry, press
i. Press
SEGMENT
calibration factors table. Check to be sure all values are entered correctly. If you see
an error, use the front panel knob to point to the data point you want to modify and
press .
EDIT
10.Enter the power sensor calibration factors and press
11.Press the following:
SERVICE MENU
System
SERVICE MODES
SAMPLER COR OFF
3-60
. If you make an entry error, press
50 M/µ
.
99.5 x1
to terminate the first calibration factor data point entry.
.
20 G/n
.
98.4 x1
and use the front panel knob to scroll through the sensor
MORE
8719ET/20ET/22ET
8719ES/20ES/22ES
RF Network Analyzers
.
ADD
←
.
ADD
DONE
.
DONE
Service Guide
and
.