Pioneer DVR-540HX DVD Recorder/HDD Recorder "6x 5" Questions

...5/6x when tray is closed with/without a dvd, and get "no read' message. also get the disc symbol on the screen when the tray is empty. 1.The DVD Drive makes two-three times noise than stop spin ...

5 DVD-RW ro record some films I recorder on my hard disc Problem, the DVD are rejected. Qustion. 1.Is this because Phillops DVD's ar not accepted by Pioneer 2.Can I record only on Sony ore Pioneer DVD