How to remove key lock on led tv with remote?

A TV button locking and unlocking method, which is realized by adopting the following method steps:

① Store the command codes for key lock and unlock in the specific memory chip of the TV main control panel.

②The tact switch on the remote control of the TV is specially authorized or set so that the circuit triggered by it can send a locking command to the main control unit.

③ The main control unit of the TV compares the received locking command with the button locking or unlocking command code in the specific memory chip, sends out the locking command, calls out the unlocking code segment and starts the operation.

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④The opening code segment is compared with computer keyboard commands or other electromagnetic interference signals different from the opening code for filtering.

⑤ Compare the signals sent by the keyboard shortcuts, confirm that the code is turned on, and restore the interconnection channel between the command information receiver and the command processing module, and jump out of the code segment. The invention adopts the simplest and most direct method and hardware structure, solves the technical problem of locking and unlocking the buttons of the TV remote control, and is convenient to use.

led tv remote

A method for locking and unlocking TV buttons is provided, based on the principles of effective management and normal operation of the TV, the method is characterized in that: first, the command codes for locking and unlocking the buttons and the information files displayed on the relevant screen are stored In the specific memory chip of the TV main control unit; secondly, authorize or set a tact switch on the TV remote control, so that the circuit triggered by it will send a lock command to the main control unit; then, the TV main control unit will The received locking command is compared with the command code of locking or unlocking the keys in the memory chip, and then the locking command is issued and the code segment for opening is called out to start operation; in addition, the code segment for unlocking will carry out commands from the computer keyboard or other electromagnetic interference signals Compare and filter out the signal different from the opening code; then, the authorized keyboard shortcut key sends out the combination code instruction for opening; finally, after confirming the opening code by comparison, restore the direct communication between the command information receiver and the command processing module Connect the channel and step out of the code segment.

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