LG 50PJ340 Training Manual - Page 45
Y-SUS Block Diagram
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Y-SUS Block Diagram Power Supply Board - SMPS Distributes Vs Simplified Block Diagram of Y-Sustain Board Distributes Vs, Va and M5V Y-SUS Board VA Receive M5V, Va, Vs from SMPS Distributes 16V and M5V Z-SUS Board Distributes 16V / M5V Control Board Distributes VA Left X Board Circuits generate Y-Sustain Waveform Generates Vsc and -Vy from M5V by DC/DC Converters Also controls Set Up/Down FETs amplify Y-Sustain Waveform Generates Floating Ground 5V/15V by DC/DC Converters FG5V Logic signals needed to scan the panel Y-Drive Boards Receive Scan Waveform Display Panel Logic signals needed to generate drive waveform 45 July 2010 50PJ350 Plasma
45
July 2010
50PJ350
Plasma
Simplified Block Diagram of
Y-Sustain Board
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