I did not press the remote control on the unlock directly with the key to open the door, the alarm began to call, I closed the door, it called a while is not called, but a door is called, and the remote control is also open, What reason? The
Remote control a function key failure, press the button when the LED indicator does not light. Cause Analysis: A function key is invalid (other function keys are normal) Most of this function key is damaged or the key pin is soldered to the solder joint of the circuit board. Remote control keys for micro-switches, usually when used to light, and pay attention to water, drop and weight.
Remote control distance is shorter and shorter, when the signal is emitted, the LED brightness of the remote control is dimmed or blinks. Cause Analysis: This phenomenon is the lack of battery power, you can replace the battery. In addition, it is recommended not to adjust or replace the remote control components, so as to avoid greater losses.
Remote control operation does not work, press the remote control function keys, the remote control of the red LED does not light.(2) the battery is positive and negative reed rust or bad contact; (3) remote control by the rain or into the rain, or in the remote control itself, the following conditions: (1) battery exhausted; Water, oil and so on. In this regard, the circuit board can be removed, with industrial alcohol after cleaning, with a household hair dryer or dry to its natural, you can use.