Ir Code(Nec Format) - LG MU-42PZ90V Service Manual

How to Connect How to Connect
G Connect your wired remote control to the Remote port on the Monitor.
Remote Control IR Code (NEC Format) Remote Control IR Code (NEC Format)
G Output waveform
Single pulse, modulated with 37.917KHz signal at 455KHz
T
C
T1
G Configuration of frame
•
1st frame
Lead Low
code custom code
C0 C1 C2 C3 C4 C5 C6 C7 C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3 D4 D5 D6 D7 D0 D1 D2 D3 D4 D5 D6 D7
•
Repeat frame
Repeat code
G Lead code
9 ms
G Repeat code
9 ms
G Bit description
•
Bit "0"
0.56 ms
1.12 ms
G Frame interval : Tf
The waveform is transmitted as long as a key is depressed.
Tf

IR Code(NEC Format)

Carrier frequency
F = 1/T = f /12
CAR C OSC
Duty ratio = T1/T = 1/3
C
High
Data code
custom code
T
f
4.5 ms
0.55 ms
2.25 ms
•
Bit "1"
0.56 ms
Tf
Tf=108ms @455KHz
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Data code
2.24 ms