Promax -27 Manual De Uso página 103

USER'S MANUAL. PROMAX-27
MOD:
SR:
At the bottom of the screen, next to the lower left corner of the diagram, it is
indicated what quadrant is represented on screen.
Using the Cursor keys [7] you can change quadrant of the constellation:
The initial option ALL represents the whole diagram.
Options Q1, Q2, Q3, Q4 show each one of the four quadrants.
Options ZQ1, ZQ2, ZQ3 and ZQ4 show a zoom in of each quadrant.
Pressing the selection key [8] it switches between viewing and hiding the
constellation diagram.
At the bottom of the screen is shown the following options:
IP NETWORK [F1]:
DOWN / IQ [F2]:
SPECTRUM / SCAN [F3]:
LOGGER [F4]:
NOTE:
Access to the function SCAN / SPECTRUM switches depending on the type of
tuning you are doing.
In case you are tuning a signal using frequency, it will be displayed the
SPECTRUM function first.
In case you are tuning a signal using the predefined channels from the channel
plan, it will be displayed the SCAN function first.
09/2010
Modulation.
Symbol rate.
Registers into the network it reports about data network
(refer to section 4.2.4).
It switches between downstream data viewing (refer to
section 4.2.3.1) and downstream constellation viewing.
It shows the SPECTRUM screen (refer to section
4.2.3.4) / SCAN screen (refer to section 4.2.3.3).
Through this function you can store measurements in
the memory of the instrument for later viewing, printing
or transfer to a PC (refer to section 4.2.3.5).
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