I have a Technic Cd

Question

I have a Technic Cd player- SL-PG4- which has been working well until recently-npt very much used .Suddenly its Cd drive has ceased to open and the drive does not move in and out-though I can feel that there is a power to the drive as i press'open/close key. could you please advise if it is worth repairing and if so where in Uk i can get it repairedThank yon. My email is [e-mail]