I just received my tvonline + 4. I am having problems using the rcu. I need the instructions for the rcu. I can not get the mouse button to work. on thr vox1 and the tvonline + the pointer appears when you press the mouse button. this does not work on the + 4. in the securitybox where you enter the password I cannot tab over to the connect button and the mouse on off button is not working. need help and instructions