Because there may be a problem with the tap if good signals are not receiving by the viewer s set top box.
Check satellite cable signal.
If you still see no signal on your tv screen see the next step below 3 if you have reset the cable or sat box and still have the no signal unplug the cable going from the tv to your cable or sat box.
Give it some time for the cable or sat box to power up get the signal and initialize.
When you touch the multimeter probe at the end of the right coaxial cable then the meter will read 0 and for all the other cables you will see.
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The first best place to check is the tv point in your room put it out and check that it isn t loose and not wobbly then find the splitter box where the cable to your room is split from the main tv line and check that the splitter box is working fine by swapping the cable from the main room to the socket for your room.
A menu will appear on the tv when the receiver has finished booting.
Troubleshooting of satellite receiver cable.
When you locate the input that your cable satellite or dvd is connected to click on it and you will have the no signal message removed.
Lastly check the satellite dish elevation.
If the other end of the coax cable is connected to the satellite dish or antenna at your roof then you can use a multimeter aluminum coil to trace the right ends of a specific coax cable.
It should not be exceeded above 100.
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It might be that the cable or satellite needs reset.
Secondly you can also check.
When after trying the step provided in 1 above and your television still reads no signal message it is possible that a reset is needed.
Ensure that both the satellite receiver and television are powered on.
Select the signal meter screen option from the receiver menu.
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Best signal strength should receive nearby a tap about 90 to 100.
Fill the aluminum foil at the end of the coax cables.
Return to the satellite dish outside and have an assistant stay with the meter screen to monitor signal strength changes.
So first check the signal status after the tap or amplifier.
Its important carefully check the satellite dish elevation and weight.
If the satellite dish weight is bigger than the mast it mast could swing down and hit a nearby object there by causing damage to either the lnb coaxial cable or th e satellite dish itself.