Open the gate to find the motherboard, find the chip on the motherboard, and you can view the chip model with screen printing on the chip.
At present, there are mainly two kinds of remote control: welding code and learning code; Once we know for sure. 1, if it is welding code, please first weld the code inside the new remote control into the same code as the old remote control (need to open the remote control to see). 2, if it is to learn the code, after selling the remote control, you can set it yourself: the method is as follows: There is a \"learning key button\" in the gate main control board, press the indicator light next to it, at this time, hold the new remote control to learn and press a few times, after the light is off, press the upper and lower keys with the remote control just learned to see whether the brake rod has a reaction, if there is a reaction, congratulations, has been set.
1, it is generally universal, open the manual button and wireless remote control pairing, the manual button has a switch on the back, press and hold the wireless remote control at the same time, and the drop is ready.
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2, want to match the remote control need to confirm the following information:
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(1) Open the back cover of the original remote control, and determine the chip model of the remote control in the hand (on the black quadrilateral chip), and the crystal oscillator model (frequency).
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(2) Look at the motor brand model on the roof of the garage shed. The Chinese and English signs on the motor shell on the roof of the garage shed should be matched
Open the gate to find the motherboard, find the chip on the motherboard, and you can view the chip model with screen printing on the chip.