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Performance Verification
4-16
2715 Spectrum Analyzer Service Manual
2. Select the following settings on the Spectrum Analyzer:
REFERENCE LEVEL --40 dBm
SPAN/DIV 1 MHz
RESOLUTION BW 30 kHz
VIDEO FILTER On
VERTICAL SCALE 10 dB/
ACQUISITION MODE PEAK
3. Set the threshold level at --105 dBm by pressing MKR/FREQ 0 and entering
--105 dBm.
4. Select the CRT as the output device by pressing UTIL420. Press any menu
button to exit the menu.
5. Start the spur search routine as follows:
H Option 50 and Option 75 instruments - press APPL 3, 1
Setthestopfreqto2.15Ghz
H All instruments except Option 50 and Option 75 - press APPL 3 2.
6. When the spur search routine is done, display the results by pressing
APPL 3 3. Make a note of the listed spur frequencies.
7. Manually check that the amplitude of any listed spur is as follows (Disregard
the response at 0 Hz):
H All instruments except Option 50 and Option 75 - ≤--100 dBm (except at
1780 MHz where the specification is ≤--90 dBm).
H Option 50 and Option 75 instruments - ≤ --75 dBm at 2.0 GHz.