Anritsu S412E Maintenance Manual page 49

Chapter 5 — Option Verification
9. Touch the Amplitude button on the touchscreen main menu and set the Reference Level to –10 dBm.
10. Touch the Span submenu button and set to 10 kHz.
11. Touch the BW main menu button and set the RBW to 100 Hz.
12. Set the VBW to 30 Hz.
13. Touch the Freq main menu button and set the Center Freq to 1.5 GHz.
14. Touch the Marker main menu button and then the More submenu button.
15. Set Counter Marker to On, touch the Back submenu button, and then touch the Peak Search submenu
button.
Note Without the Counter Marker On, the frequency resolution will not allow looking at the kHz accuracy.
16. Verify that the marker frequency reading is within specification and record the measured value in
Table A-17, "Option 31, Spectrum Analyzer Frequency Accuracy with GPS On" on page
If the instrument fails this test, contact your local Anritsu Service Center
Note
(http://www.anritsu.com/Contact.asp)
S412E MM PN: 10580-00324 Rev. N
5-3 GPS Verification, Option 31
A-17.
5-5