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Samsung Manuals
UHD TV
UE49NU7172U
Service manual
Samsung UE49NU7172U Service Manual page 99
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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CN2201 (HDMI IN3)
4
1
HDMI1_RX2+_HDMI
3
HDMI1_RX2-_HDMI
5
GND
7
HDMI1_RX0+_HDMI
9
HDMI1_RX0-_HDMI 10
11
GND
13
CEC
15
HDMI1_SCL_DDC
17
HDMI1_INS_DET
19
HDMI1_HPD
CN2102 (HDMI2)
5
1
HDMI2_RX2+_HDMI
3
HDMI2_RX2-_HDMI
5
GND
7
HDMI2_RX0+_HDMI
9
HDMI2_RX0-_HDMI 10
11
GND
13
CEC
15
HDMI2_SCL_DDC
17
HDMI2_INS_DET
19
HDMI2_HPD
CN2101 (HDMI1)
6
1
HDMI3_RX2+_HDMI
3
HDMI3_RX2-_HDMI
5
GND
7
HDMI3_RX0+_HDMI
9
HDMI3_RX0-_HDMI 10
11
GND
13
CEC
15
HDMI3_SCL_DDC
17
HDMI3_INS_DET
19
HDMI3_HPD
2
GND
4
HDMI1_RX1+_HDMI
6
HDMI1_RX1-_HDMI
8
GND
HDMI1_RX_CLK+_IN_
HDMI
HDMI1_RX_CLK-_IN_
12
HDMI
14
GND
16
HDMI1_SDA_DDC
18
HDMI1_5V_PW
2
GND
4
HDMI2_RX1+_HDMI
6
HDMI2_RX1-_HDMI
8
GND
HDMI2_RX_CLK+_IN_
HDMI
HDMI2_RX_CLK-_IN_
12
HDMI
14
GND
16
HDMI2_SDA_DDC
18
HDMI2_5V_PW
2
GND
4
HDMI3_RX1+_HDMI
6
HDMI3_RX1-_HDMI
8
GND
HDMI3_RX_CLK+_IN_
HDMI
HDMI3_RX_CLK-_IN_
12
HDMI
14
GND
16
HDMI3_SDA_DDC
18
HDMI3_5V_PW
7
1
EPHY_TXP_LAN
3
EPHY_TXN_LAN
5
GND
7
N.C.
8
1
GND
3
COMP_AV_SR_IN
5
TEST_SR
7
COMP_AV_SL_IN
CN2202 (COMPONENT)
9
1
GND
3
COMP_PR
5
TEST_PR
7
GND
X1401_MOB (WIFI)
10
1
Uart_Tx
3
WAKE_UP
5
nRESET
7
USB_DP
9
GND
11
USB_SUSPEND
ACN01 (Speaker)
11
1
MID_R+
3
MID_L+
CN1601 (Function)
12
1
IR
3
A3.3V
5
SENSOR_SDA_I2C
7
KEY_INPUT2
9
-
11
GND
CN202 (Power)
15
1
GND
3
A13V_PW
5
A13V_PW
7
A13V_PW
9
A13V_PW
SMPS_FET_FAIL_
11
DETECT
5. Wiring Diagram
CN1502 (LAN)
2
GND
4
EPHY_RXP_LAN
6
EPHY_RXN_LAN
8
GND
CN2001 (AV)
2
AV_IN_CVBS/COMP_Y
4
IDENT_AV/TEST_CVBS_Y
6
TEST_SL
2
COMP_PB
4
TEST_PB/IDENT_COMP
6
GND
2
GND
4
GND
6
GND
8
USB_DM
10
5V
2
MID_R-
4
MID_L-
2
GND
4
SENSOR_SCL_I2C
6
KEY_INPUT1
8
LED_STB_OUT
10
-
12
-
2
GND
4
GND
6
SW_POWER_OUT
8
PWM_DIMMING_OUT1
OVD_ONOOF_LD_SDA_
10
I2C
12
ANA_DIMMING
5-5
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