Read Panasonic KX-T7665UA (serv.man3) Service Manual online
8
KX-T7665UA-B
4.2.3.
LED Circuit
The lighting of the LED is controlled by pin 14 to 18 (Row) and pin 8 to 13 (Colum) of IC2.
The LED lights up in a dynamic lighting system.
The duty ratio is 1/8 (ON time 1.5ms).
The LED lights up in a dynamic lighting system.
The duty ratio is 1/8 (ON time 1.5ms).
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