LG 50PC1DR Owners Manual - Page 11
Y SUSTAIN BOARD Troubleshooting - plasma
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Troubleshooting Y SUSTAIN BOARD Troubleshooting This Section of the Presentation will cover troubleshooting the Y SUS Board for the Single Scan Plasma. Upon completion of the Section the technician will have a better understanding of the operation of the circuit and will be able to locate voltage and resistance test points needed for troubleshooting and alignments. • Adjustments • DC Voltage and Waveform Checks • Resistance Measurements Operating Voltages SMPS Supplied VA 60v. VS 196v. 5v. Y SUS Developed VSC 115v. -VY -196v. IPM 18v. ER IPM SUS IPM Ramp UP V SET DN V SET UP Plasma Display Panel Troubleshooting - 2007 11
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11
Plasma Display Panel Troubleshooting - 2007
•
Adjustments
•
DC Voltage and Waveform Checks
•
Resistance Measurements
Operating
Voltages
SMPS
Supplied
VA
60v.
VS
196v.
5v.
Y
SUS
Developed
VSC
115v.
-VY
-196v.
IPM
18v.
ER IPM
SUS IPM
Ramp UP
V SET DN
V SET UP
Troubleshooting
Y SUSTAIN BOARD Troubleshooting
This Section of the Presentation will cover troubleshooting the Y SUS Board for the Single
Scan Plasma. Upon completion of the Section the technician will have a better
understanding of the operation of the
circuit and will be able to locate voltage and
resistance test points needed for troubleshooting and alignments.