Samsung HG32NJ470NF - 5-2. Connector

5-6
5. Wiring Diagram
5-2. Connector
Main Board 
32 inches•
7 CN503_H2
(HDMI IN2)
5 CN502_H1
(HDMI IN1)
6 CN1201_U1
(USB)
8 CN302
(RJP)
@ CN171_DR
(to Panel board)
9 CN301
(AUDIO OUT)
3 CN405_SIDE
(AV IN)
4 CN1902J
(DATA)
CN1801_OBT
(ANT IN)
2 CN401
(FUNCTION)
0 CN202_15Y
(To POWER)
! CN1301_HD
(To Panel)
1 CN303
(SOUND AMP)
Main Board Pin Map 
1
CN303 (SOUND AMP)
1 R+ 2 R-
3 L+ 4 L-
2
CN401 (FUNCTION)
1 IR 2 GND
3 A3.3V_PW 4 MSCL_I2C
5 MSDA_I2C 6 KEY_INPUT1
7 KEY_INPUT2 8 LED_STB