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Spectrum Analyzer Mode Key Descriptions
Spectrum Analyzer Mode Functions
COARSE
TUNE
DAC
displays the analog output of the YTO coarse-tune DAC
located on the
A7
Analog Interface assembly. This is a
service diagnostic function and is for service use only.
Front-Panel Key Access (CAL)
CONF
TEST
initiates a variety of tests to check the major functions of
the analyzer. The confidence test function checks that the
video bandwidths change, the noise floor level decreases as
the resolution bandwidth narrows, the step gains switch,
and the 3
dB
bandwidths of the resolution bandwidths are
correctly set. CNF TEST PASS is displayed if the confidence
test passes.
Front-Panel Key Access
ICAL)
accesses the softkey menu used for printer and plotter
configurations, the time and date display functions, changing
the current prefix, memory card configuration functions,
disposing of
user-dehned
variables and programs from
analyzer memory, changing the analyzer address or the
baud rate, displaying the installed options on screen, and
changing the format of the MONITOR output. Pressing
@Gi’G) will clear an SRQ error message from the screen.
Pressing
(CONFIG)
after the analyzer has been placed in the
remote mode places the analyzer in the local mode and
enables front-panel control. During remote operation, an R
appears in the lower-right corner of the screen indicating
remote mode. Pressing
(CONFIGI)
removes the
R
annotation
from the lower-right corner.
CONT
MEAS
sets the functions in the Power Menu so that they make
the measurement at the end of every sweep. After a
power measurement is activated, pressing
COPIT
MEAS
or
WEEP
CONT puts the analyzer into a continuous sweep
mode and recalculates the results at the end of each sweep.
6-44
Front-Panel Key Access
(v)