Lem Elettronica AT450SAW, Руководство пользователя

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To reset the cluster’s start channel:
-
select the desired cluster on the display.
-
the lighting of the second LED confirms that you are at the cluster’s start channel.
-
press the “ENTER” key .The display will start blinking.
-
press “UP” to increase the channel’s number or “DOWN” to decrease it.
-
press “ENTER” again to confirm your choice.
To reset the cluster’s stop channel:
-
press the “UP” key.
-
the lighting of the fourth LED confirms that you are at the cluster’s stop channel.
-
press the “ENTER” key .The display will start blinking.
-
press “UP” to increase the channel’s number or “DOWN” to decrease it.
-
press “ENTER” again to confirm your choice.
To deactivate the cluster’s start or stop channel:
- press the “UP” and “DOWN” keys simultaneously.
- the display will show the word
o F.
Note:
Channel overlapping is possible and it is shown on the display by the rapid blinking of the overlapped
clusters.
Note:
The setting of the F1 cluster’s start channel at the value 21 and of the stop channel at the value 24
while the F2 cluster has the start channel at the value 24 and the stop channel at the value 26
implicates an overlapping of the F1 cluster’s stop channel with the F2 cluster’s start channel.
5) Interstage attenuator regulation (UHF output level)
After the input levels’ setting a further adjustment of the total output level of the UHF signals can be
useful.
Procedure
- press the “UP” or “DOWN” key to select
LU.00
on the display.
- press the “ENTER” key .The display will start blinking. This indicates the parameters’ setting mode.
- press “UP” or “DOWN” to adjust the UHF total attenuation level.
- press “ENTER” again to confirm your choice.