The beam beam lights at first, but after a while it doesn't work, but it's bright inside
2, the tube aging, light will be destroyed. Whatever the reason, professional maintenance is required
The reasons may be the 1 high pressure plate problems, usually coil weld, or capacitor aging, or adverse field tube.
The reasons may be the 1 high pressure plate problems, usually coil weld, or capacitor aging, or adverse field tube. 2, the tube aging, light will be destroyed. Whatever the reason, professional maintenance is required