Sporadic signal

[Don-c53]

Signal strength on all satellites is in the high 90s but 103 will drop after a few minutes to 30 then in a few more minutes it will go back to 98. I have a slimline 5 dish

 

[jdspencer]

Any particular transponder on 103?

 

[slice1900]

Signal strength on all satellites is in the high 90s but 103 will drop after a few minutes to 30 then in a few more minutes it will go back to 98. I have a slimline 5 dish

That's a clear sign of a bad LNB, it needs to be replaced.