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How to Wire DMX512 24-Pixel 288-Lamp Luxury Stone Light Panels: A 5-Step Guide

Installing DMX512 addressable LED light panels—especially for high-end luxury stone (sheqi) applications—requires precision in both power and data wiring. With 24 pixels and 288 lamps on a single board, proper current distribution and signal flow are critical. Follow this 5-step guide to wire your DMX512 light panels safely and effectively.
Oct 15th,2026 19 Views

Step 1: Prepare the Power Supply (220V to 24V)

The system requires a stable 24V DC power source. Connect your 220V AC input to the Power Supply (Transformer). The transformer converts this to 24V DC (V+ and V-).

  • Capacity Tip:​ A single 400W transformer can support up to 10 light panels.

  • Safety First:​ Always ensure the 220V mains connection is secure and insulated before powering on.

Step 2: Connect the DMX512 Controller

Connect the 220V input to your DMX512 Controller. The controller manages the data signal through its terminals: D+ (A), D- (B), and GND.

  • The controller acts as the brain, sending DMX signals to dictate the lighting effects across the 288 lamps.

Step 3: Wire the 24V Power to the Panels

Run the 24V power from the transformer to the light panels. Connect V+ to the panel's positive power port​ and V- to the negative power port.

  • Power Injection:​ Since long runs cause voltage drop, use the "Power Supplement Ports" (补电接口) on the panels. It is recommended to inject power at the end of every 5 panels.

  • Distribute power evenly to handle the load of the 288 lamps per board.

Step 4: Connect the DMX Signal Lines

This is the most crucial step for DMX communication. Connect the controller to the panel's Signal Input:

  • Controller D+ (A)​ → Panel A (D+)

  • Controller D- (B)​ → Panel B (D-)

  • Controller GND​ → Panel GND

Daisy-Chaining:​ The panel features a "Signal Output" on the opposite side. Connect this output to the "Signal Input" of the next panel. This allows seamless data transmission across all 24 pixels per board.

Step 5: Cutting, Installation & Testing

Before finalizing, follow these installation best practices:

  • Cutting:​ Cut only along the black marked lines with 2-3mm spacing. Trim smoothly to avoid burrs that cause short circuits.

  • Mounting:​ Avoid drilling near the LED screws. If drilling is unavoidable, use washers and don't over-tighten to protect the circuit board. Clean dust before lighting.

  • Testing:​ Test the lights for 24 hours​ before sealing the stone. When sealing, be careful not to knock the lamp beads or resistors.

By following these 5 steps, your DMX512 24-pixel 288-lamp luxury stone light panels will be wired for optimal performance and longevity.


Keywords:​ DMX512 wiring, 288 lamp LED panel, 24 pixel light board, luxury stone lighting, 24V LED power injection, DMX daisy chain.