Incaseofdifkulty - Agilent Technologies HP 8719D Service Manual

In Case of Difkulty
1. If the analyzer fails the "Power Linearity Performance Test," do the
following:
If the analyzer fails the performance test for the power levels listed as P2,
n
If the analyzer fails the performance test for the power level listed as
n
Adjustment. n
2.
If the analyzer is still not passing the "Power Linearity Performance Test,"
check for available power and modulator functionality by adjusting the
power DAC from 0 to 4095 (refer to the "Output Power A@stments"
procedure).
The power should vary from -20 dB to +4 dE+ from the maximum specified
power.
previous step, repeat the "Output Power Adjustments" procedure.
If the analyzer is not operating correctly, as indicated from the results of
n
the previous step, refer to "Source Troubleshooting" located later in this
manual.
332 Adjustments and Correction Constants