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KX-NT551RU/KX-NT551RU-B
4.2.6.
Key Circuit
The key data is under the matrix control by IC205.
The key information output from LED_STB is input into KEYIN, when the key is pressed.
The key information output from LED_STB is input into KEYIN, when the key is pressed.
The HOOK key is independent from Key Scan Matrix and taken into the port singularly.
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