Bought a brand new Sony KDF-E55-A20 LCD proj TV in dec 2005. 13 months later, Late dec 2006, the lamp blow, bought a new lamp from a after market online dealer, ELECTRIFIED DISCOUNTERS, INC, for 159$ plus HS. 10 WEEKS later that lamp blow, after screen been little dark, low brightness, and little yellow. IS THIS COMMON FOR REPLACEMENT LAMPS? WHAT CAN HAVE BEEN DONT WRONG WHEN PUTTING NEW LAMP IN? WHERE CAN I BUY ORIGNAL SONY REPLACEMENT LAMP?