Mitsubishi WD-52528 52" Television "dp 45" Questions

...45 and now good to go! So far about a year and a half. Have had to replace about 4 for friends and family so far with same symptoms. All worked great! ...

...45 seconds before it would wack out. Here is the another wierd thing. It only happens in the summer. Never in the winter. So i thought it might be a humidy issue as i live by the water. Some times ...