VLTG LX-300, User Manual

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灯具使用说明书
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16
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be allowed to cool for more than 10 minutes to fully restore the interior to the normal
state, and then turn on the power again;

Check whether the lamp has reached the end of its life and should be replaced with a
new one;

Check if the light bulb and lighter circuit are leaking, falling off or having poor contact;

Replace with a new ballast.
2. The beam become dim
Possible cause: The lamp has been used for a long time or the light path is not clean.
The treatment is as follows:

Check whether the lamp has reached the end of its life and should be replaced with a
new one;

Check whether the optical components or light bulbs are clean, and whether there is
dust on the light bulb optical components. The bulbs and various parts in the lamps
should be cleaned and maintained regularly.
3. The pattern is blurred

Check whether the value of the electronic focus channel is suitable for the current
projection distance.
4. The lamp works intermittently
Possible cause: The internal circuit enters the protection state, and the processing is as
follows:

Check whether the fan is running normally or is dirty, causing the internal temperature
of the lamp to rise;

Check whether the internal temperature control switch is closed;

Check whether the lamp has reached the end of its life and replace it with a new one.
5. After the lamp is reset normally, it will not be controlled by the console.
Possible cause: The signal line is faulty or the lighting parameter settings are abnormal,
and the processing is as follows:

Check the start address code and the connection condition of the DMX signal cable
(whether the signal cable cable is intact and the connection head is loose);

Add signal amplifier and 120 ohm termination resistor;；
6. Light does not start
Possible cause: The power cable is bad, and the treatment is as follows:

Check whether the fuse on the power input socket is blown and replace the fuse;

Poor line contact due to vibration during long-distance transportation of lamps

Check the input power, computer board and other plug-in devices
2. Precautions for Use

Check whether the local power supply meets the requirements of the rated voltage of