1, first check whether there are screws on the back of the remote control.

2, mainly check two places:

3. Only when the battery cover is removed can you see the battery box.

4. Check whether there is a label on the back of the remote control. If there is a sticker, carefully check whether there are screw holes in the sticker by hand. Unscrew the screw, then delay the back cover by one turn with a screwdriver, and gently pry the back cover open.

5. The remote controller is generally fixed by the buckle, and it is not allowed to pry it open forcibly to avoid damaging the buckle.

Extended data

1 introduction

There is a CPU in it, which is the computer of the TV set. The CPU inputs the password information of various menus of the TV set when manufacturing the TV set, and the remote control transmitter of the TV set can realize the remote control of the TV set as long as it issues the corresponding password.

Step 2 invent

The TV remote control is an out-and-out lazy invention. Nowadays, the remote control has many functions, and Samsung even introduced a smart remote control with built-in operating system. But who invented the world's first remote control and what did it look like? The answer is surprising. 196 1 year, RCA Victor produced the first wireless remote controller, which was fully functional from the beginning, similar to the basic functions of the current TV remote controller, including color, brightness, sound, channel switching and tuning functions, as well as remote switching and turning off. The appearance is also very simple. If you are interested, you can look at the pictures.

References:

Baidu Encyclopedia: Remote Control