DirecTV H20 用户指南

4   Electronic protection circuit may have been activated because of a   power surge. Wait 30 seconds, then turn 

on again.

4   Unplug DIRECTV HD Receiver for a few minutes, then plug back in. If this happens frequently, the voltage in 

your house may be abnormally high or low. 

4   Consider using a surge protector or line conditioner. 

4   If your TV turns off  while playing, and other lights/appliances in your house do too, you may have blown a circuit 

breaker or be experiencing a power outage. 

4   Consult an electrician if the problem is frequent or severe, especially if other household appliances or electronics 

are aff ected. 

4  An Autotune may have been activated. See page 47.

4  Your TV’s  timer may have been activated.

4  Check your TV owner’s manual.

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