What if the TV set-top box remote controller is broken?

When we use household appliances everyday, we will inevitably encounter the problem of machine failure. Just like the TV set-top box remote controller we mentioned here, it will be bad if we use it for a long time. Usually when we encounter the remote control is broken, many people choose to buy a TV set-top box remote control again, but you know if your TV set-top box remote controller is bad is not very thorough, we can simply repair a repair can still be used of. If you are interested in the maintenance methods of TV set-top box remote control, let's take a look at the simplest processing method of TV set-top box remote control that I introduced to you.

TV set top remote control

The TV set-top box remote controller is a kind of remote control machine used to control the TV set-top box and control the TV. The TV set-top box remote controller is a kind of wireless transmitting device. In the course of work, it encodes the key information on the remote controller through modern digital coding technology, and then the lightwave and lightwave infrared receiver emitted by the infrared diode will receive it. The signal is converted into a telecommunications signal, which is then decoded by the processor. Finally, the corresponding instruction is decoded and the set-top box is controlled.

TV set top box remote control repair

1. After the TV set-top box has a problem, the most direct method for troubleshooting is to determine if it is a problem with the remote control or a problem with the set-top box receiving head. At this time, everyone can observe whether the launch tube of the remote control emits light. If the remote control emits light, It means that the remote controller is good. If it does not light, it means that there is a problem with the set-top box receiver receiving.

2. Check whether the spring in the battery and the battery box of the TV set-top box remote controller is rusted or corroded. This may cause the TV set-top box remote controller to be in poor contact or not to be powered on. If the remote control malfunctions due to this reason, you can use sandpaper to tinplate rusted areas.

3, TV set-top box in the remote control of its circuit board is in good condition, press the button after the power to the crystal, while its red indicator light and the launch tube does not flash the situation, then it can be concluded that it is a problem with the crystal, The crystal can be replaced at the time of repair.