The following is a press release issued by Sony concerning a defective optical block on their TVs. Sony is extending their limited warranty to help cover this malfunction. Below is the press release by Sony:
If you have a red streak on the top of your TV after install a new XL-2400 lamp, the lamp is not defective. It is a defective optical block on your TV, Not a bad bulb.
Models: KDF-42E2000, KDF-46E2000, KDF-50E2000, and KDF-55E2000
As part of the Sony commitment to quality, Sony is announcing that it is extending the limited warranty (parts and labor), in the United States, on the optical block of the above-referenced 2006 model Microdisplay Rear Projection televisions until June 30, 2010, regardless of purchase date. For any customer who requires repair of the optical block on one of the affected models, Sony will cover the cost of the optical block repair (parts and labor) at no charge through June 30, 2010. This extended warranty does not apply to the replaceable projection lamp or the other parts that may be used in the televisions.
Sony is also announcing that for any owner of these model televisions who paid out-of-pocket expenses on or before February 28, 2009 for an estimate or repair service to replace the optical block, Sony will reimburse the customer by mail for the cost of the optical block and the labor expense to replace it, subject to certain conditions. To receive reimbursement, please follow completely the directions on the claim form for reimbursement attached here; all claims must be postmarked by April 15, 2009. See the claim form for complete terms and conditions.
All other terms of the Sony limited warranty continue to apply. Sony utilizes a network of hundreds of qualified independent third-party servicers to perform in-home television warranty service. Sony, through its authorized service network, will endeavor to repair your set within 30 days of your first contact. For diagnosis, warranty service, or if you are not provided a repair within 30 days, please contact Sony at (888) 649-7669.
Remember, if you are experiencing this problem, it is not a problem with the lamp or bulb. Contact Sony for questions about reimbursement.