Pentax K-5 sensor problem

Stained image sensor on some Pentax K-5 cameras - Digital cameras, digital camera reviews, photography views and news newsJanuary 26, 2011 - 10:15 GMT
Pentax has issued a Service Notice on the K-5 digital SLR camera. It appears that some products have been fitted with a stained image sensor - a hitch which is believed to be caused during manufacturing - causing them to occasionally produce images with spots which look something like water drops, and which you cannot remove with ordinary cleaning methods.
If you are the owner of one of these defective products you can receive a free repair at the Pentax service centers...More