If so I think any settings would be off due to aging. Try it with some help from CNET, link follows.
Bob
-> http://www.cnet.com/1990-7874_1-5108543-1.html&tag=dir.forum
Hello All,
Was hoping someone could share the pro calibration settings for the Pioneer Elite PRO-910HD please?
Thanks in advance!

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic