Keysight 33210A, Service Manual

Page: 93 / 131

91
Chapter 4 Calibration Procedures
+20 dB Range Flatness Adjustment
4
4
3
Using the numeric keypad, adjust the displayed amplitude at each setup
to match the measured amplitude (in dBm). Then select
ENTER VALUE .
Note
In order to get dBm you must use the numeric keypad (not the knob) to
enter the number, and then select “dBm”.
4 After performing setup 75:
a. If your calibration procedures require you to verify the adjustment
just made, exit the calibration menu and perform “+20 dB Range
Flatness Verification”, on page 69.
b. If you are making all the adjustments and then verifying the
instrument’s performance, verify the output specifications of the
instrument using the “Performance Verification Tests”, on page
58.
You have now completed the recommended adjustment procedures.
Verification of the output specifications is recommended.