Performance Ve ri fi cation
e. Set the span to 1
0 MHz as follows: Push the side-bezel Span button. Set
theSpanto10MHz.
f. Record the hig
hest noise value (in dBm/Hz) in the test record and compare
it to the instrument specification.
5. Check from 4
GHz to 6 GHz (MDO4104-6 and MDO4054-6 only):
a. Set the stop frequency to 6 GHz.
b. Set the start frequency to 4 GHz.
c. Set Manual Marker (a) at the frequency of the h ighest noise, ignoring
any spurs.
d. Set the center frequency as follows: Push the RToCenterside-bezel
button.
e. Set the span to 10 MHz as follows: Push the side-bezel Span button. Set
theSpanto10MHz.
f. Record the highest noise value (in dBm/Hz) in the test record and compare
it to the instrument specification.
MDO4000 Series Specifications and Performance Verification 91