45
July 2010 50PJ350 Plasma
Simplified Block Diagram of
Y-Sustain Board
Y
Y
-
-
SUS Block Diagram
SUS Block Diagram
Generates Vsc and -Vy
from M5V by DC/DC Converters
Also controls Set Up/Down
Circuits generate
Y-Sustain Waveform
Distributes 16V and M5V
Logic signals needed to generate drive waveform
VA
Receive M5V, Va, Vs
from SMPS
Y-Drive Boards
Receive Scan Waveform
Display Panel
Power Supply Board - SMPS
FETs amplify Y-Sustain
Waveform
Left X Board
Z-SUS Board
Distributes
16V / M5V
Generates Floating Ground
5V/15V by DC/DC Converters
Logic signals needed to
scan the panel
Control Board
Distributes Vs
Distributes Vs, Va and M5V
Distributes
VA
Y-SUS Board
FG5V
