If you can not remove the cassette, refer to this problem.

-Battery is exhausted.

-The cassette compartment is completely open.

1. Connect the compact power adapter or attach the fully-charged battery pack to the camcorder .
   
   
   
   
2. Slide fully in the direction of the arrow and open the cassette compartment cover.
   
   
   
   -The cassette compartment opens automatically.
   

If these problems persist even after attempting the solutions described above, please contact the nearest Canon service center.