The connection sequence of the display is as shown in the figure below. Pay attention to the direction of the arrow on the display. Connect the control card to the display cable to the left side of the input arrow. This card can display 64 color mode combinations, the mode is adjusted by K1, the color is adjusted by K2, and the settings have power-down memory. This spectrum comes standard with a 3.5mm headphone jack input.When the signal input port is left floating, it is normal for the bottom of the spectrum to jump. Inserting a 3.5mm headphone plug into the headphone port will restore the bottom line. The spectrum control cards R1 and R2 potentiometers have been set to the optimal position at the factory, and users do not need to adjust them. If they are not adjusted, please return to the middle position. Instructions for using red dial switch.
S1 is the voice control switch. The ON position is to turn on the sound control, and the OFF position is to turn off the sound control. S2 is a single-dual screen setting, and the ON position is a dual-screen setting. After S2 is set, it needs to be powered on to take effect. Screen length 25.6 width 12.8 cm.Screen length 32 width 16 cm. This model has no casing. The item "Full Color RGB Music Spectrum Display Screen KTV Stage LED Rhythm Light 64 Mode" is in sale since Friday, September 18, 2020. This item is in the category "Business & Industrial\Test, Measurement & Inspection\Analyzers & Data Acquisition\Signal & Spectrum Analyzers". The seller is "heshan8891" and is located in Hong Kong. This item can be shipped worldwide.