LG 50PV450 Manual page 56

Y Y - - SUS Block Diagram SUS Block Diagram
Simplified Block Diagram
Y-SUS Board
Distributes Distributes
VA
Left X Board
Logic signals
needed to scan
the panel
Power Supply Board - SMPS
of Y-Sustain Board
Receive M5V, Va, Vs
VA
Circuits generate
Y-Sustain Waveform
FETs amplify Y-Sustain
Logic
Logic signals needed to generate drive waveform and Scan the Panel
Distributes Vs, Va and M5V
from SMPS
Generates Vsc and -Vy
from M5V by DC/DC Converters
Also controls Set Up/Down
Generates Floating Ground
Waveform
Y-Drive Upper Board
Receive Y-Scan Waveform
Y-Drive Lower Board
Receive Y-Scan Waveform
56
Distributes Vs
Distributes 18V and M5V
VS
M5V
g
10.9V/23.77V by
DC/DC Converters
Distributes FG10.9V
Distributes
FG5V
Display
May 201 1 50PV450
Z-SUS Board
Distributes
18V / M5V
Control Board
Panel
Plasma