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This natural phenomenon causes a lot of problems
(fire, breaks of electricity power supply, outage of different radio
equipment). One cannot say that this summer was hot but thunderstorms
were heavy. This summer a lot of people brought us receivers that
somehow had suffered from thunderstorms. Mainly receivers had such
breakage as: broken input circuit of tuners and broken LNB power supply.
Below we describe such a situation:
The satellite receiver “EchoStar DSB 700”
was brought to us for repair. This is a plain FTA device. According
to the owner words it was wrote in the repair blank that during the
watching TV program the lightning had struck and the receiver had
begun smoking. The picture had stopped. And the receiver had not worked
any more.
Certainly it had not been direct hit of lightning
in the satellite dish but somewhere close to it. When the direct hit
into the satellite dish the receiver burns down completely and the
place to which it is connected also burns.
When opened the receiver the charred chip of LNB
power supply and LNB control appeared (photo 1, photo 2).
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photo 1
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photo 2
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Our repairman had to take out this chip longer than usually. It turned
out to be that the temperature rate had been so high that receiver
board had burnt completely, some paths had disappeared.
The repairman spent much time for restoring the improper
conductors.(photo 3 and photo 4).
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photo 3
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photo 4
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But sometimes there is no possibility to restore the
receiver because the breakage can be so big that it is easier to throw
it away or take it to pieces and buy a new one. You can find out repair
cost and its advisability only after opening it and after the repairman
conclusion.
In order to avoid such breakages you can follow the following recommendations:
1. To ground safely the sat dish in the place of its mounting.
2. Switch off the satellite receiver before the thunderstorm
3. Don't use the receiver when the thunderstorm.
In any case if it happened you shouldn't get disappointed and you can
turn to the specialists who repaired more than one hundred receivers.
The prices for repair you can see in the following section "Repair
and modernization" or you can find out it by telephones: (095)
517 26 82, 247 85 60.
Review was made by: Yaroslav Sevitskiy.
Copyright: Spektr-tv.ru
Date: 11/11/2004
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