Originally Posted by Thatzmister2u
Have your tried a battery pull?
Next, lock your keyboard and then press the ball down and while it is still depressed roll it in several different directions with some force. This usually dislodged the debris and allows it to function again. If you keep it in your pocket it's highly likely the cause.
Good Luck and let me know!
I have tried the battery pull.
I have tried what you mentioned it did not work.
My trackball seems to work in the up and side direction not down.
Cannot navigate through the menus and screens, need directions to navigate with keyboard.