Hitachi CP-X327 Multimedia Projector "metal halide turns" Questions

...metal halide lamp is struck, the halides (which are rare earth elements) vaporize and cling to the inner wall of the lamp envelope. The mixture of halide gas in the lamp is what determines the color ...

...metal halide lamps. when the lamp is at the end of its life it does this thing called cycling, where it sparks but theres not enough voltage to start the light. for more info see ...

...Metal Halide lamp suddenly failed to light up. A new lamp was installed and would not light up either. The fan ran and the lamp LED flashed after a few minutes. Voltage to the ballast module was ...