Ti's help number is 1-800-TI-CARES >I have a question. I have a TI-60X and the LCD is not working properly, >the number are fade away...I have had a new battery beleiving that was the >problem, but is doing the same, I like my calculator and is 2 or 3 years >old, I do not believe that is a defect or something. How can you help me. > Can I exchange my calculator. If so where, how??