Problems With New Yamaha CD Recorder (PLEASE RESPOND QUICKLY)

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Ok I just bought a new computer and I figured I'd buy a new CDRW I used to have a Sony one and I never had any problems with it well anyway after installing my new Yamaha CDRW I tried to burn a PSX game using Clone CD it completed the task with out a problem but when I try to play the game on my PSX it wouldn't play.Second problem when I tried to read the PSX game using the Yamaha CDRW it said it was going to take like an hourto read the game.Can someone please help me I never had these problems with my Sony CDRW should I just take he Yamaha CDRW back and get a refund or can someone tell me what I'm doing wrong.THANKS IN ADVANCE