TruTech PVS12701 Portable DVD Player "7 inch wont" Questions

...7 inch dvd player the model number is pdv-705 when i try to watch dvd it says it is loading then it stops and it say erro disc it will not play can you help me are tell me what is the problem ribbon ...

...7 inch screen wont turn on! i havent used my portable dvd player for like about 6-9 months and so i once turned the switch on and it wouldnt turn on!! then i put in the charger for it and the red ...