Samsung PS42D51SX/XEC Service Manual page 48

Wiring Diagram
④
CN0901(Main Board) CN1000(Main Board)
↔ CN001(Power Button)
Pin No Signal Pin No
GND
1■
2 LED
3 ST5V
4 GND
5 FRONT_KEY2
6 PW_SDA3
7 PW_SCL3
8 FRONT_IR
8-4
⑤
CN0903(Main Board)
↔ Speaker Out ↔ CN1(Function Key Board)
Signal Pin No
1 SPK_R+
1■
2 SPK_R- 2
3 SPK_L+ 3
4 SPK_L-
⑥
Signal
FRONT_KEY1
FRONT_KEY2
GND
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