Insignia Dvd/vcr Combo Problems Really Need Help Figuring This Out! How To Fix Sound On Insignia Tv Combo?

Really need help figuring this out! How to fix sound on Insignia tv combo? - insignia dvd/vcr combo problems

I've recently bought a TV with cuilt Insignia DVD / VCR in Sound on TV an average volume sounds good, but with the DVD in the same volume you can barely hear. Who knows how to fix this problem?