Symphonic WF802 "dvd stop playing halfway" Questions

...just stops playing My Sony RDR-VX530 VCR/DVD player/recorder stops playing movie DVDs about halfway through. What could be causing this? Thanks. play a lens cleaner cd in it,,, it will work ...

stopped working halfway through playing a disc .absolutely dead now no display if the unit is absolutley dead, nothing no go what so ever, my advice is check out the power supply.

playing a DVD and when I cam to eject the disc the disc was not there, as it had came ot of the tray and got stuck in the player, I managed to get the disc out but now the tray willnot close more than

halfway in to disc I get a message "bad disc please check!!!!" recording stops and unit goes into recover mode making disc unusable, small padlock is locked and can't be unlocked( Disc will still play

...DVD button 1st, etc. Nothing works. The player itself still seems to work as the buttons along the front of the device do what they're supposed to. Any ideas? If none, is there any replacement ...

...and who is this "protron" i'm supposed to contact? any help would be greatly appreciated! To reset Cyberhomes DVD players. Take the dvd out close the tray. then press and hold stop for five