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IR OUT Using Guide
Suitable / Not Recommend remote-controller data format
Item Data format code
Suitable Data Format NEC, RC5, Toshiba
Not Recommend Data Format Continuous data format (short burst/ gap signal)
IR Receiver specifications
Carrier frequency 37.9 KHz
Peak Wavelength 940 nm
Minimum burst length Min. 420 us
Minimum gap time is required of Min. 550 us
Data word length Max. 100 ms
Minimum gap time in the data stream is needed of Min. 30 ms
Parameter Symbol Conditions Min Typ Max Unit
High Level Out Pulse Width Twh
Burst Wave = 600
Period = 1.2
400 - 800
Low Level Out Pulse Width Twl 400 - 800
If not use the remote-controller with data formats recommended, IR output signals will be suppressed
automatically by IR receiver. In this case, LG does not guarantee IR working function. To make sure of this
matter, here are two methods as below.
• Use the remote-controller with suitable data formats.
• Use the IR dongle receiver of the set-top box.
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