Connector; Main Board - Samsung UN55MU850DF Service Manual

5-2. Connector

5-2-1. Main Board

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