Samsung LE40N87BDX - Page 79

8 Wiring Diagrams
8-4
CN900 - Front control
PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
NAME SDA-T SCL-T GND KEY LED GND A5V GND IR KEY KEY GND IDENT HP-L HP-R
INPUT1 INPUT1INPUT2 HP
Function Define
- A5V Front control board poewr supply
- KEY INPUT1,2 Key control, from the memu, change up/down Etc.
- IR Remote control signal
- LED Control the timing and stand by LED color
CN505 - Panel control
PIN 1 2 3 4 5
NAME SW_inverter Ana_dimming PWM_dimming GND Sense_Power
Function Define
- SW_inverter panel inverter control, about 3.3V
- Ana_dimming panel dimming control
- PWM_dimming panel PWM control, duty 40% ~ 90%