Promethean Board lamp dim/brightness diminished; projector occasionally shuts off without warning, does the lamp need to be replaced? Or is it something else?
1, the lamp is ok
2,the lamp ballast is ok
3,seems that the power supply or mother board is defective
We supply original projector parts: lamp, bulb, Lcd panel, Lens, DMD chip, color wheel,
motherboard, powersupply ... with high quality and competitive price.
any questions, feel free to contact me
have a nice day!
Jerry Lampdeng Limited
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