Samsung QN49Q6FNAF Service Manual page 56

4. Troubleshooting
• 82 inches
Main Connector (POWER)
1 GND 2
7 A13V 8
13 A13V 14 BLU_ON/OFF
19 GND 20
1 A13V_TCON 2
7 A13V_TCON 8
1 IF1 2
7 2+ 8
13 3- 14
19 5+ 20
25 6- 26
4-4
CNM803
CNT804
T-Con Board
CNL801
LED Connector
CNM803 (MAIN Connector)
GND 3
OVD LEVEL 9 FAIL DETECT
15
GND
GND 3 A13V_TCON
GND 9 A13V_TCON
CNL801 (LED Connector)
IF2 3
8+ 9
9- 15
11+ 21
12-
GND 4 1-wire PWM
10 ANA-DIM
A13V 16 Power ON/OFF 17
CNT804 (T-Con Board)
4 GND
10 GND
1+ 4 7+
2- 10 8-
4+ 16 10+
5- 22 11-
FUSE
5 A13V 6
11 A13V 12
A13V 18
5 A13V_TCON 6
5 1- 6
11 3+ 12
17 4- 18
23 6+ 24
GND
OD ON/OFF
GND
GND
7-
9+
10-
12+