Samsung LN32B550K1R Service Manual page 92

6. Wiring Diagram
CN4007 (to Function IR)
1 IR
2 GND
3 A3.3V
4 LED_INDICATOR
5 BUZZER
6 KEY_1
6-4
7 KEY_2
8 KEY_SDA (NC)
9 A5V
10 KEY_SCL(NC)
11 LED_DECO(NC)
12 A5V(NC)
JA3003_S (HDMI4)
1 HDMI4_RX2+ 12
2 GND
3 HDMI4_RX2-
4 HDMI4_RX1+ 15
5 GND
6 HDMI4_RX1-
7 HDMI4_RX0+ 18
8 GND
9 HDMI4_RX0-
10 HDMI4_RXCLK+
11 GND
JA4005_PC (PC)
1 PC_RED
2 PC_GREEN
3 PC_BLUE
4 GND
5 GND
6 GND
7 GND
8 GND
9 PC_5V
10 PC_IDENT
11 GND
12 EMU_SDA
13 PC_H_SYNC
14 PC_V_SYNC
15 EMU_SCL