Samsung LE32N73BD, LE40N73BD 10 Wiring Diagram

8-1

8 Wiring Diagrams

8 Wiring Diag ram

8-1 Wiring Diagr am

8 Wiring Diagrams

8-2

8-2 Main Board Layout

8-3

8 Wiring Diagrams

8-3 PIN characteristic

CN5006 - Main Board power supply

PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

NAME SW GND GND GND GND A5V A5V A5V A5V A5V GND GND B12VSB12VS GND GND

POWER

PIN 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

NAME GND GND B5V B5V B5V B5V GND GND GND GND B12V B12V B12V B12V GND GND

Function Define

- B12V B12V_CHN, B9V, B8V, B5V_VCCT

- B5V B33V, B5V_VCCA, B3.3VD, B2.5V_VDD, B1.8VD, PX_VD1.8, PX_VA1.8, PX_VL1.8, B1.2VD

- B12VS B12VS

- A5V A5V_1, A3.3V

CN1002 / CN1003 - SPEAKER CONNECTOR

PIN 1 2 3

NAME R-OUT NOP R-REFERENCE

PIN 1 2

NAME L-OUT L-REFERENCE

8 Wiring Diagrams

8-4

CN5001 - Front control

PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

NAME GND GND A5V - KEY KEY GND - IR - LED_ LED_ GND SDA SCL

INPUT1INPUT2 GREEN RED

Function Define

- A5V Front control board poewr supply

- KEY INPUT1,2/SDA/SCL Key control, from the memu, change up/down Etc.

- IR Remote control signal

- LED_GREEN/LED_RED Control the timing and stand by LED color

CN4002 - Panel control

PIN 1 2 3 4 5

NAME SW_inverter Ana_dimming PWM_dimming GND Sensor_Power

Function Define

- SW_inverter panel inverter control, about 5V

- Ana_dimming panel dimming control

- PWM_dimming panel PWM control, duty 40% ~ 90%

- Sensor Power brightness sensor power supply