According to imaging-resource.com, Sony, Canon, Fujifilm and Konica Minolta have issued alerts for possible CCD failure sin digital cameras.
At least 43 different camera models with manufacturing dates ranging from October 2002 and March 2004, the majority manufactured by Sony, appear to be affected at this time. From the article: " In each case, the story has been similar - CCD sensor failures (particularly in conditions of high heat and humidity) leading to cameras that capture images with either no picture at all, or with extreme distortion and purple color casts."
Read the complete story here. (imaging-resource.com)