Specifications

100
Preliminary Information 42PQ30
Operating
Operating
Voltages
Voltages
SMPS Supplied
This Section of the Presentation will cover troubleshooting the Main Board. Upon completion
of this 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.
5V
3.3V (2)
2.5V
1.8V
5V Stand-By
12V
16V
Developed
on the Main
Board
• DC Voltage and Waveform Checks
• Resistance Measurements
Main PWB Troubleshooting
Main PWB Troubleshooting