Originally Posted by
Candace
I had one gal in my 830 mastery class have this happen. Did you travel with the machine lately? In her case traveling to class, she somehow let the front of the machine and knob bang against something and it broke the knob inside the machine.
I know I have to be very, very careful about my knobs on the front. My dealer made a big deal about not carrying it with the knobs facing me, as I could break one off and that would be very, very bad.