Z - Sus Board Section; Operating Voltages - LG 42PQ30 Training Manual

Z - SUS BOARD SECTION
Z - SUS BOARD SECTION
This Section of the Presentation will cover troubleshooting of t This Section of the Presentation will cover troubleshooting of t
completion of this section the Technician will have a better und
completion of this section the Technician will have a better und
to locate Voltage and Diode Checks test points needed for troubl
to locate Voltage and Diode Checks test points needed for troubl

Operating Voltages

Operating Voltages
Locations • DC Voltage and Waveform Test Points
Locations
• Z BIAS Alignment
• Resistance Test Points
Y SUS Supplied
Developed on Y SUS
and sent through the
Control Board
Developed on Y SUS
he Z he Z - - SUS Board Assembly. Upon SUS Board Assembly. Upon
erstanding of the circuit and be able
erstanding of the circuit and be able
eshooting and alignment.
eshooting and alignment.
70 Preliminary Information 42PQ30
VS
5V Vcc
15V
Z Bias