What causes your DStv decoder to lose signal? If your decoder resets itself to default factory settings then you can also lose your DStv signal. This is because when your decoder resets, it uses the default LNB type settings which may not be appropriate for your decoder. Why your DStv says no signal? The reason your DStv says no signal is because there is an error in the DStv installation. This is caused by either a misaligned satellite dish , a faulty LNB , an improperly connected F-connector plug , loose cables or incorrect decoder settings on the LNB type. Incorrect decoder settings can be fixed by resetting your decoder to factory defaults as shown in the video below. In most cases, the problem is not as complicated as you may think. So, before you call any accredited DStv installer and spend a lot of money, try out these easy tips. These tips will help you restore your DStv signal back. Who knows, you can end up saving money and time. In addition, you will also have an id