Originally Posted by
Terryl
Have you tested the DC power output to the switch/LNB(s) ???? You should have at least +13 volts DC at the LNB input jack on the receiver, if the power supply (internal or external) has a problem, you wont have enough DC voltage to turn the switch or LNB(s) on.
A small paper clip and a DC volt meter (or DVM) will tell, insert the paper clip into the LNB input jack and use the volt meter to test, red lead to the paper clip, black lead to the outside of the LNB input jack.
Anything below +12 volts DC then you have a power supply problem.