Agilent Technologies 8590 Series Service Manual page 87

Figure 2-22 Second IF Bandpass Filter Adjustment Setup
8. Press the analyzer
9. Press the following analyzer keys.
10.Connect the microwave spectrum analyzer RF INPUT to J1 of the IF
test board. Refer to
11.Adjust A9C44, A9C46, and A9C47 for maximum signal amplitude as
observed on the microwave spectrum analyzer. Adjust the reference
level of the microwave spectrum analyzer, as necessary, to display
the signal below the top graticule.
12.Remove the test board from the A11 slot and install the A11
bandwidth filter assembly.
13.Reconnect W9 to A9J4, 321.4 MHz INPUT.
If you are adjusting an 8590L Option 713, continue with the
"600 MHz Adjustment."
If you are adjusting an 8591C 8591E, 8593E, 8594E, 8594Q, 8595E,
or 8596E, continue with the "LPF, Attenuator and Adapter Insertion
Loss Characterization."
Chapter 2
LINE
PRESET
, 0,
SPAN Hz
Figure
13. Third Converter and Second IF Bandpass
switch to ON.
2-22.
Making Adjustments
87