NOUVOLED VELA 250B, User Manual

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or the control switch is bad;
⚫
Check whether the power supply is insufficient;
⚫
Check if the DMX512 controller has sent instructions
。
3.After the lamp is reset normally, it does not accept the control
of the console
⚫
Check whether the numerical start address and function options
of the lamp are correct;
⚫
Check whether the connection of the communication control line
is correct, the communication line is too long or has been
interrupted;
⚫
Check whether the control equipment is invalid, and check
whether the serially connected signal amplifier is invalid;
⚫
Check whether the communication line is too long or other
equipment interferes with each other;
⚫
Optimize wiring, shorten the length of control signal lines, and
separate high-voltage and low-voltage lines;
⚫
Add signal amplifier;
⚫
The signal line adopts high-quality shielded twisted pair;
⚫
Connect a signal terminal resistor (120 ohm) at the end of the
lamp
。