My radio is stuck on dim and I can't change channels. Shawn November 15, 2016 20:17 Move the dim switch to the center position and it will change channels like normal. Related articles How do I reset my SR-655HPC or SR-955HPC? Channel selector sometimes skips and doesn't feel as firm as I expected How do I calibrate the SWR meter on my radio? How do I switch between the frequency and channel display? Why can't I hear my Roger Beep through my Talkback? Comments 0 comments Article is closed for comments.