Philips CDR950 CD Recorder "45 record stopping end" Questions

45-50 minutes of recording, any mode. Flashes "update" to "disc error" and unable to finalize. will only play back on recorder. Have tried cleaning lens. Also have tried every CD-R on the market to no

...45 starts playing again. It'll play a single straight through and then it'll start to warble and stop again...Any advice would be hum bly and gratefully receieved. First check the relay that pulls in ...