Promax HD Ranger +, User Manual

Page: 80 / 224

7-72 December 2014
7.4.3 Menu options
At the bottom of the screen there are three menus available via the function
keys.
It displays the channel/frequency where is pointing
the cursor, it allows selecting channel plan and
channel and access the tuning menu.
It displays the selected transmission standard menu
and accesses the signal parameters.
It displays the Tools menu.
7.5 MEROGRAM
7.5.1 Description
This function shows a graphical representation of the MER level for each carrier
of the locked signal, which is superimposed over time. During the MEROGRAM
function, maximum and minimum of some parameters and the time when they
are reached are stored. This tool is especially useful for detecting sporadic
problems over time.
7.5.2 Operation
The MEROGRAM tool is available for signals with carriers: DVB-T , DVB-T2 and
DVB-C2 .
Connect the
RF input signal to the equipment.
Select the terrestrial band and tune a
DVB-T , DVB-T2 or DVB-C2
channel or frequency.
Press the
Tools key .
Select the
MEROGRAM function.
It shows the
MEROGRAM function of the signal.
To exit this function press any key of mode (TV mode, Spectrum mode
or Measurement mode). All data registered is cleaned after leaving.