Samsung PL50P5HX/STR Service Manual page 102

8-2-3 Main Board ↔ SMPS, Power Button, Speaker, Function Board Wiring
↔
P104(DIGITAL B'D) ↔ CN103(MAIN B'D)
Pin No Signal Pin No
1 SCLK
2 945_IEC958
3 LRCLK
4 ACLK
5 945_SDATA0
6 I2S_5333
7 945_MCLK
8 I2S_HDMI
9 D5V
10 GND
11 D5V
Samsung Electronics
①
Signal Pin No
12 GND 23
13 GND 24
14 S5V 25
15 CH_6.5V 26
16 CH_33V 27
17 9V_A 28
18 GND 29
19 GND 30
20 LED_RED 31
21 LED_GRN 32
22 S_MUTE
Signal
FRONT_KEY1
POWER_CTR
FRONT_KEY2
FRONT_IR
PW_RESET
UARTSEL_945
D3.3V_M
N.C
GND
RDY_PLUG
Wiring Diagram
8-5