Scan Operating Mode - Promax -8 SE Manual

Before using the LNB feeding function make sure of absence of other power
supplies in the measurement/power supply connector like DC / AC voltages.
The entrance of external voltages when trying to feed from the
can produce damages in the implied equipment.
To leave the global configuration menu, just press the key of the operating mode
you wish to accede.
The lower line of the screen shows the version of the unit control software
(7.06 in previous figure).

4.2.2 SCAN operating mode

The SCAN operating mode shows, in a single screen, the signal level of all the
active channels in the channel plan by means of a bar-graph. In addition, the exact level
of any particular channel may be measured by simply placing the marker over it (the
measurement is calibrated only for analogue channels; for digital channels refer to the
note at the end of the section).
To access
operation you should press the SCAN
[11] key. At first, the field channel (C44
in the figure) will appear shaded, indicating that is
selected and modifiable. Next to the channel, it
appears the frequency (655.25 MHz in the figure)
and the level (65 dBμV in the figure) of the
channel where the marker is pointing.
The mark er is moved by using the
ro tary knob [9].
To change
represented on the screen), first select it by
pressing the rotary knob until you see the "sp
shade (at the middle bottom of the screen). Then
turn the rotary knob [9]. If you rotate clockwise
the span will increase and if you rotate
anti-clockwise it will decrease. Span
can acquire the following va
3 0, 100 , 300 MHz and full span.
When pressing again on the rotary knob [9]
the field level of reference will be selected. It is the
maximum level of the vertical axis of the chart. By
turning the rotary knob [9] clockwise it will incre
you turn anti-clockwise it will decrease.
Page 18
this mode of
the span (bandwidth
lues: 10,
USER'S MANUAL.
PROMAX-8
Figure 8.- SCAN mode, full span.
"
Figure 9.- SCAN mode, span 100 MHz.
ase and if
Figur e 10.- SCAN mo
Ref. 90 dB Ref. 90 dB
PROMAX-8
SE
ATTENTION ATTENTION
SE,
IMPORTANT
mo de, de,
μ μ
V. V.
09/2013