Samsung UN55MU850DF - Connector Pin Maps

5-5
5. Wiring Diagram
5-2. Connector
5-2-1. Main Board
55 / 65 inches•
5 CN1502_LAN
(LAN)
6 CN703_RS
(EX-Link)
4 CN1401
(USB)
! CN1301_UT
(USI-T RIGHT)
0 CN1300
(USI-T LEFT)
@ CN2001
(OCM)
9 ACN01_B
(AMP)
8 CN1403
(BT/WIFI)
7 CN1601
(Function/IR)
1 CN1202_PWM
(DIMMING)
2 CN201
(Power)
3 CN1204_DB
(DEMURA FLASH JTAG)
Main Board Pin Map 
1
CN1202_PWM (DIMMING)
1 PWM_DIMMING_OUT1 10 PWM_DIMMING_OUT7
2 ANA_DIMMING 11 DGND
3 DGND 12 DGND
4 PWM_DIMMING_OUT2 13
PWM_DIMMING_
OUT10_SCLK
5 PWM_DIMMING_OUT4 14
PWM_DIMMING_
OUT9_VSYNC
6 PWM_DIMMING_OUT3 15
PWM_DIMMING_
OUT12_SDATA
7 PWM_DIMMING_OUT6 16
PWM_DIMMING_
OUT11_SSTT
8 PWM_DIMMING_OUT5 17 NC
9 PWM_DIMMING_OUT8 18 NC
2
CN201 (MAIN POWER)
1 DGND 11 MAIN_AS_13V_PW
2 DGND 12 ANA_DIMMING
3 MAIN_A_13V_PW 13 MAIN_AS_13V_PW
4 DGND 14 OVD_LEVEL
5 MAIN_A_13V_PW 15 MAIN_AS_13V_PW
6 A3.3V_PW 16 DGND
7 MAIN_A_13V_PW 17 DGND
8 PWM_DIMMING_OUT1 18 DGND
9 MAIN_A_13V_PW 19 DGND
10 OVD_ONOFF 20 DGND