LG 55LW5600 - Composite Connection

P832 Local Dimming Drive Waveforms
P832 "SMPS" to P1601 "MAIN"
Pin
Label
Top Waveforms are 500uSec/div
Bottom Waveforms are 100uSec/div
Pin
Label
1 VSYNC
2SDA
3SCL
4SIN
5 Gnd
6 L/DIM0_SCLK
7 n/c
8 Reverse
P832 Pin 2 SDA 3.3V p/p
P832 Pin 3 SCL 3.2V p/p
2mSec/div
2mSec/div
P832 Pin 1 VSYNC
3.5V p/p
P832 Pin 4 SIN 3.35V p/p
P832 Pin 6 SCLK 3.3V p/p
July 2011 LCD TV 55LW56000
60