LG 50PC1DR - - 50" Plasma TV Troubleshooting Manual page 47

▶ Main Defect : MCM , connector, oscilator, LVDS poor connection
▶ Voltage used : 5V/3.3V/1.8V/2.5V (4 separate operating voltages).
Defect part
CONTROL IC
Connector
Oscilator
LVDS
poor connection
Plasma Display Panel Troubleshooting - 2007
Description of defect
Regular vertical
lines
No display or
Partly no display
No picture
Remove LVDS Cable
and short pins 1 and
2 of connector P1 to
display test patterns.
If patterns are not
present, Control
board is defective
Control Board
Solution
Part
Replace
Control
Board
< MCM >
Reseat
Control
Board
Connectors
< Connector >
Replace
Control
Board
< Oscillator >
Reconnect
LVDS or
Replace
Control Board
LVDS Connector
47
Troubleshooting
Defect display
< Display Lines >
< Partly no display >
< Poor connection >