Cracking noise on Q Box when reverting back to epg

[CloudTV]

Having watched a recording and reverting back to menu a loud cracking noise I'd heard like an electrical spark

[Mr+Flibbles+86]

Hi there, I’ve escalated your post to our Community Messaging team who will invite you to a private chat shortly and help you with this. 

Just look out for the colourful bubble to start the conversation.

Here's more information on how Community Messaging works - https://helpforum.sky.com/t5/Did-you-know/Escalating-a-post-to-a-Sky-expert/ba-p/3711147