It is displayed a mask and using
test, for start test press
press
key on EXIT command.
The polarity test supplyes a percentage of operation that allows to understand what are the
polarity markings or missing on the cable in testing:
o VL: vertical low
o HL: horizontal low
o VH: vertical high
o HH: horizontal high
In the previous figure is shown a test performed on an output of multiswitch in which the
polarity HL is missing.
12.0 PROGRAMME MEMORIES
The DG-OHM model allows the user to save 50 programme memories, from PR00 to PR49,
mixed between satellite and terrestrial as desired.
The saved programme memory can be read or recalled in the status bar under PR.
12.1 SAVING PROGRAMME MEMORIES
To save a programme memory, proceed as follows:
1. Set the instrument to spectrum analyzer mode (
2. Tune and set the instrument with the parameters to be saved (frequency, LNB voltage
channel, digital parameters, etc.).
3. Press and hold
manage programme saving and deleting.
4. Single click
12.2 PROGRAMME TABLE
Press and hold
The status relative to programme content to be saved will be indicated in the first table at the
top.
DG-OHM
UNAOHM Srl
key. For exit from function press
. The table of programmes will appear and will allow the user to
to exit from the programme table.
(in spectrum analyzer mode) to activate the programme table.
key it allows select the satellite on which make the
Rev. 4.0
key to open side menu and
).
29
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