A piece of advice for the future. Make your Subject title something relevant to the problem so experts in that particular field will open the post and take a look. I just opened your post for curiosity sake and found it was my area of expertise. You got lucky
I assume you have already done a proper Forum Search for your model number in case other people have already answered your question ?
If so and that didn't help then check out this thread: https://community.sling.com/thread/3300?tstart=0
Come back if it that doesn't help either.