Instrument Calibration After Reloading The Correction Constants - Agilent Technologies 8590 Series Service Manual

Instrument Calibration after Reloading the
Correction Constants
It is necessary to calibrate the analyzer after reloading correction
constants. Refer to
following adjustments.
• Performing the CAL FREQ Adjustment Routine (for all
• Performing the CAL AMPTD Adjustment Routine (for all
• Performing the CAL YTF Adjustment Routine (for the 8592L, 8593E,
• Performing the CAL MXR Adjustment Routine (for the 8592L,
• Adjusting the Display (for all 8590 E- and L-Series spectrum
• Adjusting the Time and Date (for all 8590 E-Series and L-Series
The analyzer should now be fully restored to its previous state.
Instrument firmware expects the cal output signal to be 300 MHz
NOTE
± 2 MHz. Sometimes the instrument default data is not able to tune the
cal signal within this range and a "cal signal not found" message may
appear on screen. Perform a cal output bypass check by pressing
Frequency
by calibrating the sweep ramp.
Chapter 3

Instrument Calibration after Reloading the Correction Constants

Chapter 2
8590 E-Series and L-Series spectrum analyzers, 8591C cable TV
analyzers and 8594Q QAM analyzers)
8590 E-Series and L-Series spectrum analyzers, 8591C cable TV
analyzers and 8594Q QAM analyzers)
8595E or 8596E spectrum analyzers only)
8593E, 8595E or 8596E spectrum analyzers only)
analyzers, 8591C cable TV analyzers and 8594Q QAM analyzers))
spectrum analyzers, 8591C cable TV analyzers and 8594Q QAM
analyzers)
, -37, , ,
Hz Cal Cal Freq
Backing Up and Reloading Correction Constants
in this service guide to perform the
. This will bypass the cal check and start
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