CONTROL BOARD SECTIONCONTROL BOARD SECTION
This Section of the Presentation will cover troubleshooting the Control Board Assembly. Upon
completion of this section the Technician will have a better understanding of the circuit and be
• DC Voltage and Waveform Test Points
• Diode Mode Test Points
able to locate test points needed for troubleshooting.
Signals
Main Board Supplied Panel Control and LVDS (Video) Signals
-
-
SUS Drive Signals (Sustain
Operating Voltages
Y-Drive Board Scan Signals (Gate Address)
X Board Drive Signals (RGB Address)
+5V (M5V) Developed on the SMPS
+18V (Routed to the Z-SUS)
(Not used by the Control Board)
Y-SUS Supplied
+1.0V (IC61) for internal use
+1.8V (IC52) for internal use. Silk screened as IC25.
+3.3V (IC51) for LVDS Power
Developed on the
ontrol Board
May 2011 50PV450 Plasma
10 5
+3.3V (IC53) for the X-Boards (TCPs)
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