ex7000 hd channels stuttering

[LAMBRETTA1966]

last few days hd channels have been freezing and stuttering
all other chanels are fine have loaded new flash done reset and beep scan still same problem only on hd channels can anyone help?

[mikekr1s]

I found the same problem with mine but on all channels. I fitted an adjustable atenuator on mine due to the signal being too strong. Up to now it seems to be doing the trick.

[LAMBRETTA1966]

tried fitting the atenuator still made no difference to the hd channels stuttering box has now packed in altogether when switched on panel dosent light up can anyone help?