How to mend Projector Infocus Bulb

I show a dark spot when I have a blue screen?

sony wega lcd projector tv kf-42sx300u?

barco graphics?

Explain fixing damaged or broken tapes?

projector has green spots?

Qualcast performance power mower?

how can i fix temperature erro on my projector NEC LT150Z??

Infocus 2102 projects green color?

lost power?

my over head light bulb burn out?

Infocus 777 comes on wont project light?

philips 60 inch projector tv?

how can I fix my projector?

Projector bulbs?

Projector Panasonic PT-AX100 power supply fix?

i replaced the bulb followed step by step and still nothing happens any?

How do I fix my SONY color reaqr video projector, KP-53S70?

reset lamp hours?

Multimedia Projector?

error in auto iris appear on my epson EX30 projector screen?

is about a overhead projector?

Hitachi cp-x430 projector picture is dim/faded?

replacement bulbs in plc-sw20 projector are not working?

help in finding used projector lamps for cheap?

eiki projector?

Dell MD115HD projector?

is it worth fixing or buying a new tele?

How can i fix my Hitachi CP-SR55 Projector?

Panasonic password reset?

What would cause bulbs not to work?