2 Sided Edge Lit Panel (V6) 2011 - LG 55LW5600 Troubleshooting Manual

55LW5600 2 Sided Edge Lit Panel (V6) 2011
Block: VC-2D (EL69 Rivet) P203 pin 11
Block: VC-2C (EL68 Rivet) P203 pin 10
Block: VC-2B (EL67 Rivet) P203 pin 9
Block: VC-2A (EL66 Rivet) P203 pin 8
Block: VC-1D (EL65 Rivet) P203 pin 6
Block: VC-1C (EL64 Rivet) P203 pin 5
Block: VC-1B (EL63 Rivet) P203 pin 4
Connector
Block: VC-1A (EL62 Rivet) P203 pin 3
63V P203
pin 1 and 13
B+ 8 blocks
Global
And
Local
Dimming
Control
55" TWO SIDED EDGE 2011 (Rear View)
160 Total LEDs
2 Boards (Strips)
80 LEDs per/board
ONE STRIP = (Board)
LED Drive Signal 50 IRE
Off
On
20V p/p 2mSec
Block: VC-3A (EL70 Rivet) P202 pin 3
Block: VC-3B (EL71 Rivet) P202 pin 4
Block: VC-3C (EL72 Rivet) P202 pin 5
Block: VC-3D (EL73 Rivet) P202 pin 6
Block: VC-4A (EL74 Rivet) P202 pin 7
Block: VC-4B (EL75 Rivet) P202 pin 8
Block: VC-4C (EL76 Rivet) P202 pin 9
Block: VC-4D (EL77 Rivet) P202 pin 10
16 Total Blocks
8 Blocks per/board (8 on Left, 8 on Right)
10 LEDs per/block
EL62 ~ EL77 Test Point
P202 or P203
1.59V Bright ~ 18V Dark
120Hz
Driver
On
1 Block
SMPS
6.14V drop per/LED max white
56
63V
Block
Control
Signals
(Drive)
63V
Example
Connector
63V P202
pin 1 and 12
B+ 8 blocks
One LED can be tested
63V
with a Diode Check using
a DVM. Forward biased,
the LED should light.
July 2011 LCD-DV 55LW5600
LEDs