#led

Forum discussion tagged with #led.
  1. S

    Question LED sign with unknown model, no USB

    Hello I need help with this LED sign i got, i have to program it so there is a different text. The cables that come out of this old thing are: normal power cable, a RS232 cable and this weird silver cylinder. Obviously, i don't know much about this but i figured i needed a usb to serial...
  2. TheBrighter

    Question Can someone help me? led issue

    Here you guys have a photo of the issue View: https://imgur.com/768heme I have everything plugged in to the pump as its in the instruction. Idk what to do guys plz help it annoys me
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