Traditional Culture Encyclopedia - Traditional culture - Where is the remote control receiver of the TV set?
Where is the remote control receiver of the TV set?
This shows that your TV reception sensitivity is very high. When you operate the remote control against the wall, the weak signal reflected from the past can be received by your TV. Of course, if you use a mirror to reflect, the effect will be better.
A TV remote controller is a device for remote control of machines. Modern remote controllers are mainly composed of integrated circuit boards and buttons for generating different information.
Fault handling
Turn on the camera function of the mobile phone, aim the remote control at the camera, and press the remote control to see if there are any white spots on the screen.
Find a transistor radio, adjust the frequency to about 455-650KHZ (preferably in the position without RF), aim the remote control at the range of 0.3 meters near the radio, press any key, and the radio will emit a "beep" sound.
Press the key repeatedly, you will hear the sound of "da", "da" and "da", which means that the remote controller oscillates and the keyboard circuit is normal, but it can't explain the quality of the infrared emission tube. If there is no such phenomenon when pressing the key, it means that the remote controller is definitely not working properly.
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