Samsung PS43F4100ARLXL Service Manual page 62

5. Wiring Diagram
Pin No. (SMPS)
1
2
3
4
5
6
7
8
Pin No. (SMPS)
5-3
CN1202 (Main Board) ↔ CN1 (Function)
Signal (SMPS)
IR
GND
A3.3V
MSCL
MSDA
KEY_INPUT1
KEY_INPUT2
LED_STB
CN902 (Main Board) ↔ SPEAKER
1
2
3
4
Pin No. (Main Board)
1
2
3
4
5
6
7
8
Signal (SMPS)
R+_OUT
R-_OUT
L+_OUT
L-_OUT
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Signal (Main Board)
IR
GND
A3.3V
SCL
SDA
KEY1
KEY2
LED