Samsung UE40H7000AL Service Manual page 27

4. Troubleshooting
DC Output Connector (46/55/60 inches)
CNL801A
UJU (FF200-L10T-C26)
PIN # Signal
1 NC
2 NC
3 L4+
4 L4-
5 L3+
6 L3-
7 L2+
8 L2-
9 L1+
10 L1-
How to check inner pattern?
„
1.
Move to Factory mode.
Power OFF
2.
Move to 'Service Mode.'
3.
Move to 'Test pattern'.
Option
Control
Debug
SVC
ADC/WB
Advanced
4.
Check inner patterns.
4-2
CNL802B
PIN # Signal
1 NC
2 R1+
3 R1-
4 R2+
5 R2-
6 R3+
7 R3-
8 R2+
9 R2-
10 NC
INFO MENU
Test Pattern
CNM803 : YEONHO (SMAW200-H22S5)
Signal
Vamp
Vamp
GND
A13V
A13V
A13V
A13V
A13V
GND
PWM_DIM 3
-
MUTE Power On
Pattern Sel
PIN # Signal
21 22 GND
19 20 Vamp
17 18 GND
15 16 GND
13 14 Power On/Off
11 12 BLU On/Off
9 10 OD Level
7 8 OD On/Off
5 6 PWM_DIM 1
3 4 PWM_DIM 2
1 2 PWM_DIM 4