How to fix Polaroid dual screen portable dvd players?

I have a polaroid 2737, and give me the BAD DISC error, but plays audio cd?

polaroid dvd player pdv-0700?

where can I get a polaroid portable DVD player repaired?

Polaroid portable DVD player has no picture but has sound?

portable polaroid dvd player?

Why do I get only a blank screen with sound on my DVD Player?

it says NO DISC when there is one in it polaroide 8" screen?

how to repair your a polaroid dvd protable player PDM-0732?

can i use the flat screen on my broken dvd polaroid with a cctv cam?

DVD STUCK IN MY DMR-2001G HOW DO I REMOVE IT?

How to fix Polaroid dual screen portable dvd players?

How can I fix my Polaroid portable DVD player PDM-0711?