Keysight X Series Manual page 8

Signal analyzers internal preamplifier

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Internal Preamplifier Installation Kit

Functional Check:

Within one year of the initial calibration date of the instrument this option is fully calibrated with no

further adjustment or verification testing. To ensure that this newly installed option has been

enabled correctly the following functional check is recommended.

1. Tap the message balloon at the bottom of the main display. Tap Clear Message Queue if any

messages are displayed. This will remove out-of-date errors. Tap X to close the error history

window.

2. Press the Gear icon (System), Alignments, Align Now, Align Now All.

3. Watch for any errors during the instrument alignment.

4. Tap the message balloon at the bottom of the main display to view the instrument error log.

5. Verify that there were no errors during the alignment. Tap X to close the error history window.

Optional Functional Check

Preset the signal analyzer. Assure mode is Spectrum Analyzer.

Press Input/Output, RF Calibrator, 4.8 GHz

Press Freq, Center Frequency, enter 4.8 GHz to display the 4.8 GHz calibrator.

Press Span, 1 MHz.

Press Amptd, Signal Path, Internal Preamp, select Full Range, and On to turn preamp on.

The displayed signal amplitude should not change more than 0.25 dB.

Select LNA On. The displayed signal amplitude should not change more than an additional

+/- 0.25 dB

For assistance, contact your nearest Keysight Technologies Sales and Service Office. To find your

local Keysight office access the following URL, or if in the United States, call the following

telephone number:

http://www.keysight.com/find/assist

1-800-829-4444 (8 am - 8 pm ET, Monday - Friday)

Installation Note N9042-90005